Jerry Seinfeld himself acknowledges that Season 3's "The Alternate Side" was the most uncomfortable episode of Seinfeld.

Festivus is an alternative holiday to Christmas celebrated by the Costanza family within the Seinfeld Universe. It was first introduced in Season 9, Episode 10, and was invented by Frank Constanza.

Jerry Seinfeld and his freeform ... series while you're waiting for new episodes to show up, check out a couple of our favorite episodes from the first season by scrolling below.

Festivus is a wacky holiday popularized in a 1997 “Seinfeld” episode. Billed as “Festivus for the rest of us,” the holiday is celebrated by the Costanza clan on Dec. 23 as an all-inclusive ...