Americans usually laugh at Canadians. But there are Four Famous People Of Canada that you need to know about.

Justin Bieber (Justin Drew Bieber)

Justin Drew Bieber( born March 1, 1994) is a Canadian pop/R&B singer, songwriter and actor. Bieber was discovered in 2008 by Scooter Braun, who came across Bieber's videos on YouTube and later became his manager. Braun arranged for him to meet with Usher in Atlanta, Georgia, and Bieber was soon signed to Raymond Braun Media Group (RBMG), a joint venture between Braun and Usher, and then to a recording contract with Island Records offered by L.A. Reid.

Bieber's debut single, "One Time", was released in 2009 and peaked in the top ten in Canada and charted in the top thirty in several international markets. His debut album, My World, followed in November 2009, and was later certified platinum in the United States. He became the first artist to have seven songs from a debut album chart on the Billboard Hot 100. Bieber's first full studio release, My World 2.0, was released in March 2010 and debuted at number one and within the top ten of several countries, and was certified platinum in the United States. It was preceded by the worldwide top-ten single, "Baby". The music video of "Baby" is currently ranked as the most viewed and most discussed YouTube video. Bieber followed-up the release of his debut album with his first headlining tour, the My World Tour, the remix albums My Worlds Acoustic and Never Say Never – The Remixes, and the 3D biopic-concert film Justin Bieber: Never Say Never – which had an opening weekend gross that nearly matched the record for the biggest opening weekend for a concert-film. Bieber released his second studio album, Under the Mistletoe in November 2011, which debuted at number one on the Billboard 200.

Bieber has been nominated and awarded numerous accolades, winning Artist of the Year at the 2010 American Music Awards, and being nominated for Best New Artist and Best Pop Vocal Album at the 53rd Grammy Awards. Bieber is considered a teen idol.

Celine Dion (Celine Marie Clandette Dion)

Céline Marie Claudette Dion, (born March 30, 1968), is a Canadian singer. Born to a large family from Charlemagne, Quebec, Dion emerged as a teen star in the French-speaking world after her manager and future husband René Angélil mortgaged his home to finance her first record. In 1990, she released the English-language album Unison, establishing herself as a viable pop artist in North America and other English-speaking areas of the world.

Dion had first gained international recognition in the 1980s by winning both the 1982 Yamaha World Popular Song Festival and the 1988 Eurovision Song Contest.Following a series of French albums in the early 1980s, she signed on to CBS Records Canada in 1986. During the 1990s, with the help of Angélil, she achieved worldwide fame after signing with Epic Records and releasing several English albums along with additional French albums, becoming one of the most successful artists in pop music history.However, in 1999 at the height of her success, Dion announced a hiatus from entertainment in order to start a family and spend time with her husband, who had been diagnosed with cancer. She returned to the top of pop music in 2002 and signed a three-year (later extended to almost five years) contract to perform nightly in a five-star theatrical show at the Colosseum at Caesars Palace, Las Vegas.

Dion's music has been influenced by genres ranging from rock and R&B to gospel and classical. While her releases have often received mixed critical reception, she is renowned for her technically skilled and powerful vocals. Dion is the best-selling Canadian artist of all time, is the second best-selling female artist in the US during the Nielsen SoundScan era, and is the only female artist to have two singles sell more than a million copies in the UK. In addition, her 1995 album D'eux, is the best-selling French-language album of all time. In 2004, after surpassing 175 million in album sales worldwide, she was presented with the Chopard Diamond Award at the World Music Awards for becoming the best-selling female artist of all time.According to Sony Music Entertainment, Dion has sold over 200 million albums worldwide.

Avril Lavigne (Avril Ramona Lavigne)

Avril Ramona Lavigne (born 27 September 1984) is a Canadian singer-songwriter. She was born in Belleville, Ontario, but spent most of her youth in the small town of Napanee. By the age of 15, she had appeared on stage with Shania Twain; by 16, she had signed a two-album recording contract with Arista Records worth more than $2 million. In 2002, when she was 17 years old, Lavigne broke onto the music scene with her debut album Let Go.

Let Go made Lavigne the youngest female soloist to reach No. 1 in the UK, and the album was certified four-times platinum by the Recording Industry Association of America. By 2009, over 18 million copies had been sold worldwide. Her breakthrough single, "Complicated", peaked at No. 1 in many countries around the world, as did the album Let Go. Her second album, Under My Skin, was released in 2004 and was her first album to peak at No. 1 on the U.S. Billboard 200, eventually selling more than 10 million copies worldwide. The Best Damn Thing, Lavigne’s third album, was released in 2007, becoming her third No. 1 album in the UK Albums Chart and featuring her first U.S. Billboard Hot 100 No. 1 single, "Girlfriend". Lavigne has scored five number-one singles worldwide, including "Complicated", "Sk8er Boi", "I'm with You", "My Happy Ending" and "Girlfriend". With more than 30 million copies of her albums sold worldwide, Lavigne is one of the top-selling artists releasing albums in the U.S., with over 10.25 million copies certified by the RIAA. Her fourth studio album, Goodbye Lullaby, was released in March 2011. Goodbye Lullaby gave Lavigne her fourth top 10 album on the U.S. Billboard 200 and the UK Albums Chart and her third No. 1 album in both Japan and Australia. Three months after the release of Goodbye Lullaby, Lavigne began work on her fifth album which will be released on Epic Records following her departure from RCA Records.

Lavigne branched out from recording music, pursuing careers in feature film acting and designing clothes and perfumes. She voiced a character in the animated film, Over the Hedge, in 2006. That same year, she made her on-screen feature film debut in Fast Food Nation. In 2008, Lavigne introduced her clothing line, Abbey Dawn, and in 2009, she released her first perfume, Black Star, which was followed by her second perfume, Forbidden Rose, in 2010 and her third perfume, Wild Rose, in 2011. In July 2006, Lavigne married her boyfriend of two years, Deryck Whibley, lead singer and guitarist for Sum 41. The marriage lasted a little over three years, and in October 2009, Lavigne filed for divorce. Whibley and Lavigne continued to work together, with Whibley producing her fourth album, as well as Lavigne's single, "Alice", written for Tim Burton's film Alice in Wonderland.

Jim Carrey(James Carrey)

James Eugene "Jim" Carrey (born January 17, 1962) is a Canadian-American actor and comedian. He has received two Golden Globe Awards and has also been nominated on four occasions. Carrey began comedy in 1979, performing at Yuk Yuk's in Toronto, Ontario. After gaining prominence in 1981, he began working at The Comedy Store in Los Angeles where he was soon noticed by comedian Rodney Dangerfield, who immediately signed him to open his tour performances. Carrey, long interested in film and television, developed a close friendship with comedian Damon Wayans, which landed him a role in the sketch comedy hit In Living Color, in which he portrayed various characters during the show's 1990 season.

Having had little success in television movies and several low-budget films, Carrey was cast as the title character in Ace Ventura: Pet Detective which premiered in February, 1994, making more than $72 million domestically despite receiving mixed critical reception. The film spawned a sequel, Ace Ventura: When Nature Calls (1995), in which he reprised the role of Ventura. High profile roles followed when he was cast as Stanley Ipkiss in The Mask (1994) for which he gained a Golden Globe Award nomination for Best Actor in a Musical or Comedy, and as Lloyd Christmas in the comedy film Dumb and Dumber (1994).

Between 1996 and 1999, Carrey continued his success after earning lead roles in several highly popular films including The Cable Guy (1996), Liar Liar (1997), in which he was nominated for another Golden Globe Award and in the critically acclaimed films The Truman Show and Man on the Moon, in 1998 and 1999, respectively. Both films earned Carrey Golden Globe awards. Since earning both awards, Carrey continued to star in comedy films, including How the Grinch Stole Christmas (2000) where he played the title character, Bruce Almighty (2003) where he portrayed the role of unlucky TV reporter Bruce Nolan, Lemony Snicket's A Series of Unfortunate Events (2004), Fun with Dick and Jane (2005), Yes Man (2008), and A Christmas Carol (2009). Carrey has also taken on more serious roles including Joel Barish in Eternal Sunshine of the Spotless Mind (2004) alongside Kate Winslet and Kirsten Dunst, which earned him another Golden Globe nomination, and Steven Jay Russell in I Love You Phillip Morris (2009) alongside Ewan McGregor.