Paul Rudd was joined by One Direction and his "Anchorman 2" castmates Will Ferrell, Steve Carell and David Koechner during his monologue on "Saturday Night Live" to do a rendition of the classic "Afternoon Delight". After this, no one should ever attempt to sing this song ever again, for it has been done perfectly.

You can skip to 2:37 to hear 'Afternoon Delight.'