Jennifer Lopez clapped back at haters saying she doesn't "dress her age" while kicking off her Las Vegas residency.

Jennifer Lopez and Ben Affleck were together again on the red carpet for the "Kiss of the Spider Woman" New York premiere.

Jennifer Lopez balanced professional and personal when her ex, Ben Affleck, was brought up during an interview about her new movie.

Mariah Carey added fresh fuel to a decades old feud with Jennifer Lopez that spawned a million memes and the catchphrase, "I don't know her."