It turns out that Neil Sedaka was dead wrong: breaking up is relatively easy to do. Whether it's a lover or a work partner, it doesn't take much to go from a rosy pairing to a bitter end.

This week we look at breakups that involve celebrities and ourselves. But not that we're breaking up! No, we've got a lot more Rushmores to get through, and besides, we forgot to sign a prenup with Jeff!

SHOW NOTES

• The Beatles (Joint Choice)
• Prince Charles and Lady Diana (Michael's Choice)
• Post-Breakup Hook-Ups (Richard's Choice)
• Sam and Diane from "Cheers" (Michael's Choice)
• Dean Martin and Jerry Lewis (Richard's Choice)
• The Supercontinent (Michael's Choice)
• Lucille Ball and Desi Arnez (Richard's Choice)