'

R&B singer Erykah Badu and comedian Michael Blackson are fools. The duo have social media in tears with a hilarious now-viral open challenge.

Both Badu and Blackson went to Instagram with x-rated challenge freestyles.

#forthepussychallenge #forthedickchallenge #Blackson vs #Badu @erykahbadu

A post shared by Michael Blackson (@michaelblackson) on

The must-watch clip has sparked the attention of celebs like Blac Chyna.

Woke up like ……

A post shared by Blac Chyna (@blacchyna) on