Well, President Obama made an appearance on Zach Galifianakis' irreverant talk show Between Two Ferns to plug healthcare.gov, and he nailed it. Some of the highlights:
ZF: You know what I would do if I were president, Mr. President? I would make same-sex divorce illegal. Then see how bad they want it.
POTUS: I think that's why you're not President, and that's a good thing.
POTUS: Do you think a woman like Michelle would marry a nerd? Why don’t you ask her whether she thinks I’m a nerd.
ZF: Could I?
POTUS: No, I'm not going to let her near you.
Watch it in full below: