Graham started her career at the age of six by appearing in commercials. For the next 8 years, she featured in commercials, including those for K-Mart, Pop-Tarts, Edison and Barbie. When she was 15 she was spotted by choreographer Fatima Robinson and was given an opportunity to dance at the BET Awards as a background dancer. Graham has appeared in several famous music videos including Justin Bieber and Usher's "Somebody to Love (Remix)", Akon's "Lonely", 112's "What If", Nelly's "Just A Dream" and Christina Millian's "Dip It Low" to name a few.
Graham began her acting career by debuting on the television show Lizzie McGuire. After which she appeared in several other TV shows like The O.C., CSI: Crime Scene Investigation, Joan of Arcadia, Malcolm in the Middle, Greek and Grounded For Life. Her breakthrough role though came in 2009 with The CW super natural drama “The Vampire Diaries” in 2009 and since then she is an integral part of the famous series.
Graham made her film debut way back in 1998 as a child artist in the film The Parent Trap. Her most famous film includes: 17 Again, The Roommate, Boggie Town and Addicted amongst others.
Apart from acting and dancing, she has established herself as a singer as well. Graham got her first break in 2007 when she was starred on "I Got It from My Mama" and "The Donque Song" on rapper will.i.am's third studio album Songs About Girls. In 2010 Graham’s debut single "Sassy" was released. In 2012, Graham signed a contract with A&M Octone Records which was marked as her first major record signing. In March 2012, Graham released "Put Your Graffiti On Me", and was a huge hit.
Graham was dating Cottrell Guidry since 2008 and the couple got engaged in 2012. However, the couple called off their engagement in 2014.