Jimmy Fallon, Seth Rogen, Zac Efron

Everyone's least favorite recurring Tonight Show skit "Ew" was made a little bit better Tuesday night with the addition of Zac Efron.

The actor and his Neighbors co-star Seth Rogen put on their worst dresses and wigs to join host Jimmy Fallon in a "Turn Down for What" dance party.

A guide to TV and movie cross-dressing

Check out the full video below and watch other Tonight Show highlights here.