2: Lady Gaga shined in "A Star is Born," earning an Oscar nomination.
3: Justin Timberlake impressed in "The Social Network" as Sean Parker.
4: Cher's role in "Moonstruck" won her an Academy Award for Best Actress.
5: Beyoncé showcased her acting chops in "Dreamgirls," earning critical acclaim.
6: Mark Wahlberg transitioned from rapper to actor, starring in "The Departed."
7: Jennifer Lopez wowed audiences in "Selena," launching her acting career.
8: Will Smith went from rapper to actor, gaining fame in "Men in Black."
9: Jamie Foxx proved his talent by winning an Oscar for "Ray."