The cast of How I Met Your Mother appeared on The Late Show with David Letterman to deliver a Top 10 list featuring the "surprises" that will appear in the final episode! Watch the video and check out the complete list below.
10. Finale? We've been cancelled?!
9. The Real Father: Frank Sinatra
8. Fairy tale wedding with the cast of "Blue Bloods"
7. You know that bar we hang out in? We buy it and turn it into a Duane Reade
6. Together, Velma, Ted, Daphne, Shaggy, and I crack the case of the "Arcade Arsonist"
5. It's on NBC
4. For some reason, we're all naked
3. Someone finally points out that I don't sound like Bob Saget.
2. To find out how Ted met the mother, send a self-addressed stampled envelope and $500
1. Biggest surprise? We're going off the air and Lettman's still got a show