Sir Ian McKellen Does Gandalf Again. And Yes We're Still Going To Watch It

We all know what's coming; Sir Ian McKellen - aka all-time legend - gives students lecture, tells them they have to revise, tells them what will happen if they don't revise.

This time it was Students at Harvard University who got the pep talk.

• Watch Sir Ian McKellen Tell It Straight To Students - In Full Gandalf Mode, Of Course

If you don't know what happens next, WHERE HAVE YOU BEEN??!