Kids LOVED their Underoos in the early and mid-80s. Who didn't want to feel like a super hero in their underwear?
DC Comics Robin Boy's Shirt/Underwear Underoos Set
Underoos Underwear with Bo and Luke Duke – The Dukes of Hazzard
Underoos are back, and now they're for grownups
In Celebration Of Underoos - That Eric Alper
Idle Hands: Ladies and Gentlemen.Underoos Have Returned
Underoos Classic DC Comics Aquaman Men's Top & Brief Underwear Set
Why does Iron Man refer to Spider-Man as 'Underoos' in the new Captain America: Civil War trailer? - Quora
Underoos Best of the 80s
Underoos: Possibly inappropriate. Mildly exploitative. Creepy
DC VS MARVEL: UNDEROOS, Comic books in the media Wiki
The Joker gets the last laugh with these adult-size Underoos
The Secret Origin of Underoos: The Underwear That's Fun to Wear