John Oliver is a British comedian who became well known in the U.S. as a correspondent on The Daily Show. He currently hosts his own series, Last Week Tonight with John Oliver on HBO.
In 2012, he appeared at The Secret Policeman's Ball and shared banter with Statler and Waldorf. Addressing Oliver as Harry Potter, Waldorf wants to know what everyone in the audience is doing with their cell phones. Oliver explains what tweeting is, prompting the curmudgeons to find their calling.
Oliver's other credits include playing Professor Ian Duncan on Community, a small part in The Love Guru (with Mike Myers), and providing the voice for Vanity Smurf in The Smurfs.