A good commencement speaker is key for a successful graduation ceremony. Otherwise, the audience tends to tap away at their phones as they listen to three hours of names getting mispronounced.

All great speakers, all probably better than the one your school got.

The following classes of graduates (mostly Harvard graduates, as you'll notice) got lucky with these captivating celebrity speakers, who delivered addresses that totally nail the feeling of realizing the fun's over and real life's about to begin. You'll feel inspired to start gunning for the dreams of your idealistic youth all over again, despite the mountains of college loans still preventing you from achieving them.

1. Conan O’Brien - Dartmouth College, 2011

Today I tell you that whether you fear it or not, disappointment will come. The beauty is that through disappointment you can gain clarity, and with clarity comes conviction and true originality.

2. Maya Rudolph - Tulane University, 2015