The 25 Greatest Moments from "The Office"

1. "Grief Counseling," Season 3: When Michael (Steve Carell) insists on some group therapy, Pam (Jenna Fischer) recalls the heartbreaking story of her aunt, who coincidentally shared the same fate as Hilary Swank in Million Dollar Baby. Watch HERE

2. "The Return," Season 3: Andy (Ed Helms) serenades his new deskmate Jim (John Krasinski) with an a cappella rendition of the Cranberries' "Zombie." Watch HERE

3. "Diversity Day," Season 1: Michael shows his employees a Diversity Tomorrow video presentation in which he proclaims, "Abraham Lincoln once said, 'If you are a racist, I will attack you with the North.'"

4. "The Merger," Season 3: Kelly (Mindy Kaling) gets Jim up to speed on what's happened since he transferred to the Stamford branch by recapping the recent history of celebrity babies.

5. "Product Recall," Season 3: Jim dresses up like Dwight (Rainn Wilson) with an ensemble that cost him $11. Watch HERE