SLAP

The beef unfolds.

Eminem watches as Jessie Reyez indulges in a bit of "method acting."

Desiigner wasn't impressed that "The Breakfast Club" hosts made fun of his voice.

Jennifer Lopez & Leah Remini had all kinds of laughs on the set of "Second Act."

Sauce Walka warns Vic Mensa that if he keeps speaking ill of the dead, he may have to "slap him."

50 Cent is confused about Nipsey Hussle's BET Awards slap.

Khloé Kardashian wishes Scott Disick a happy birthday in the best way she knows how.

Soulja Boy and Gillie Da Kid went at it on Twitter after Gillie accused Soulja of wearing fake jewelry.

Rich Homie Quan smacked a fan after they grabbed the rapper arm in attempt to pull themselves onstage.