9. The One Where Underdog Gets Away -

The central event occurs when an 80-foot "Underdog" balloon from the Macy’s Thanksgiving Day Parade breaks free and flies over the city. The entire group rushes to the roof to see it, accidentally locking themselves out of Monica's apartment.

Monica mentions the Underdog balloon getting away in a previous episode ("The One with the East German Laundry Detergent"), even though it actually happens for the first time in this installment. 9. The One Where Underdog Gets Away

This episode marks the first appearance of Jane Sibbett as Ross’s ex-wife, Carol Willick, who was previously played by Anita Barone. The central event occurs when an 80-foot "Underdog"

Joey becomes the face of a citywide health campaign after a modeling job turns out to be an advertisement for a venereal disease. 9. The One Where Underdog Gets Away