Jennifer Lopez: 'What to Expect' Premiere with Casper Smart!

Jennifer Lopez is stunning in a Maria Lucia Hohan gown at the What To Expect When You’re Expecting premiere held at Grauman’s Chinese Theatre on Monday (May 14) in Hollywood.

The 42-year-old entertainer, who accessorized with Jacqueline Nerguizian jewels and Sergio Rossi shoes, was joined at the screening by her beau Casper Smart!

PHOTOS: Check out the latest pics of Jennifer Lopez

JLo‘s co-star in the flick, Rodrigo Santoro, spoke to THR about working with the superstar.

“She is incredibly talented and has a natural talent for comedy. She is funny and she made me feel comfortable right away,” he said of Jennifer.

10+ pictures inside of Jennifer Lopez and Casper Smart at the premiere of What To Expect When You’re Expecting…