Will Arnett not only spilled the beans about his wife Amy Poehler having their newest son via C-section, he also told David Letterman that the doctors were bumping the radio during the birth and when the magic moment arrived it was a Rod Stewart song about teenage pregnancy setting the soundtrack for the joyous occasion. Up next, MSNBC’s Rachel Maddow shows Jimmy Fallon how to mix up a Sazerac and reveals what she really thinks about Baghdad’s “Green Zone†getting a new name. Wrapping things up on The Late Late Show, Craig Ferguson and Chris Hardwick fantasize about flash mobbing retirement homes and Larry King, but not at the same time. Watch our compilation to see what you missed.