It wasn’t all laughs for Mitt Romney during an interview with Jay Leno on the host’s late night television show, during which Romney discussed delegate math, the war in Afghanistan and health care.

Sitting down for his fourth interview on “The Tonight Show with Jay Leno,” Romney hit on many of the points he discusses daily on the campaign trail. One thing not talked about on the show? Cars, despite Romney and Leno’s shared love for automobiles.

On Rick Santorum criticizing him and suggesting he would be his vice president in the same week:

“Well, you know, you’re on all the time when you’re running for office,” Romney said. “Everything you say is being followed by, you know, a small camera of some kind that someone has. You don’t always get every word just right. And so you have to give people a little bit of slack I think. In this case Rick Santorum is a good guy, he’s running a good campaign. We have some differences in background and differences on some issues, but basically a good guy and, you know, I’m happy with him saying he’d like to be part of an administration with me, nothing wrong with that, if he’s the VP that’s better. I’d rather be the president let him be the vice president.”

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