Roberta Valderrama (born October 5, 1977) is a Peruvian actress and improv performer.
[1] She is best known for the role of Yolanda in 10 Items or Less, a partially improvised comedy series on TBS.
She first appeared on television in 2000, playing Stephanie, a candy striper who stalked Erik Palladino's character on a season 7 episode of ER.
[2] She holds a BFA from the Carnegie Mellon School of Drama and has also appeared in such stage productions as Three Sisters, ‘Tis a Pity She’s a Whore, The Merchant of Venice and Grownups on the Playground.
[3] In 2009, Valderrama starred in a Funny or Die video with Dennis Kenney titled "Happy Mother's Day!!!