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Mike Epps and Kevin Hart are getting serious about a war of words, and mutual pal Marlon Wayans is urging both comics to stop feuding.

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Epps sparked the spat after criticizing the "Ride Along" star during a radio interview on Friday, calling Hart "overrated."

Hart responded by taking to Twitter and posting, "Just heard @TheRealMikeEpps called me 'Overrated' on the radio this AM! I missed it bcuz (because) I was on set 'WORKING' do u remember what that is?"

The war of words continued throughout Friday, prompting Hart to tweet, "Hey @TheRealMikeEpps why don't you do us all a favor and Kill your god damn self..."

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He added, "Don't talk 2 me until u start selling out ARENA'S @TheRealMikeEpps if ur (your) shows aren't sellin & u need sum (some) help maybe I will send out a TWEET... Oh one more thing @TheRealMikeEpps if you keep talking crazy I will book shows the same day as you in the same cities and shut yo [expletive] down... OVERRATE THAT."

Marlon Wayans waded into the war or words, joking, "@KevinHart4real & @TheRealMikeEpps you boys stop it! Stop it now hear! Sound in' like 2 heathens!"

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But Epps wasn't about to calm down. He had the last word, tweeting, "If it wasn't for the social media @KevinHart4real would not be present he was forced on you fans trough the web your gone (going) to realize."