Who starred alongside Cameron Diaz in the 2008 comedy film What Happens in Vegas?
Cameron Diaz Cameron Michelle Diaz-Madden (born August 30, 1972) is an American actress, comedian, producer, former fashion model and author. She rose to stardom with roles in "The Mask" (1994), "My Best Friend's Wedding" (1997) and "There's Something About Mary" (1998), and is also known for voicing the character of Princess Fiona in the "Shrek" series (2001–2010). Other high-profile films include "Charlie's Angels" (2000) and its sequel "" (2003), "The Sweetest Thing" (2002), "In Her Shoes" (2005), "The Holiday" (2006), "What Happens in Vegas" (2008), "My Sister's Keeper" (2009), "Knight and Day" (2010), "The Green Hornet" (2011), "Bad Teacher" (2011), "What to Expect When You're Expecting" (2012), "The Counselor" (2013), "The Other Woman", "Sex Tape", and " Annie" (all 2014).
Waking Up in Vegas "Waking Up in Vegas" is a song by American singer Katy Perry, taken as the fourth and final single from her second studio album, "One of the Boys" (2008). Perry wrote the song with Desmond Child and Andreas Carlsson, and co-produced it with Greg Wells, who is also credited for playing all the instruments on the song. It was officially released to US radio stations on  21, 2009 (2009--) . "Waking Up in Vegas" is a pop rock track about an underage couple getting drunk and blowing their money in Las Vegas, paying homage to the phrase "What happens in Vegas, stays in Vegas".