Zac Efron is a Late Show Lad

Zac Efron continues to mature and push forward his career as he stops by the Late Show With David Letterman on Monday (April 13).

The 21-year-old rising star has been doing the media rounds, also stopping by The View.

Zac has been promoting his new movie, 17 Again, which opens this Friday.

Russell Crowe also stopped by The Late Show in his bright red hoodie!

In case you missed it, check out Zac‘s shirtless GQ cover!

30+ pictures inside of Zac Efron and Russell Crowe, the late show lads…