Luv this! Megan Mullally decided to surprise Justin Bieber with a birthday serenade while they were on The Ellen DeGeneres Show.
Check out the actress' HIGHlarious rendition of You Give Me
Fever Bieber above!
We have to admit, Megan is a pret-ty good singer too! We smell a duettttttt! Ha!
Oh yeah, and attention all Beliebers: PLEASE do not send this woman death threats because she does get a hug and a kiss on the cheek from the Biebs during her performance!