Jennifer Lopez Dresses Up as a Teen for 'Ew' Segment With Jimmy Fallon - Watch Now!

Jennifer Lopez shows some leg while sitting for for an appearance on The Tonight Show Starring Jimmy Fallon on Wednesday night (February 17) in Los Angeles.

The 46-year-old also dressed up as a teenager for a fun “Ew” segment with host Jimmy Fallon. Watch below!

A couple days earlier, J.Lo looked red hot while stepping out for dinner with boyfriend Casper Smart in West Hollywood, Calif.

Also pictured below: Jennifer does some shopping the week before at Fred Segal.

FYI: Jennifer is wearing a Blumarine dress and Giuseppe Zanotti shoes.

10+ pictures inside of Jennifer Lopez out and about this week…