Kevin Hart, Will Ferrell & Jimmy Fallon’s EPIC Lip Sync Battle

This is HE-LARRY-US!!!

So, on the Tonight Show with Jimmy Fallon, Will Ferrell and Kevin Hart had an EPIC lip sync battle!

They did songs like Beyoncé’s “Drunk in Love” and John Legend’s “All of Me.”

Mariah Carey should take some tips from them.  LMAO!!  Watch the hilarity in the video above.