He starts bragging about how his fists have been wanted for the Navy Seals (lie), when it's shown he's actually afraid of baby seals.At the Dojo, he and Milton sit around eating pizza while Eddie gets decked by Marge.
In The Sub Sinker, Jerry listen to Milton's advice and prove his innocence when he was framed for the giant spitball.
They hang out a lot together and you can tell they have a very solid friendship.
Jerry seems to be the closest to Jack out of the other guys after Kim.
Thier relationship is close and will last for a long time.
In The Sub Sinker, Milton accuse him of shooting a spitball when Milton became a substitute teacher but Jerry prove his innocence when he took his advice to study.