Listed below, in answer to this past UBCF trivia question are the members of each band (and for Wings, some of their past members as well) for your reminiscing pleasure.
Wings: Paul McCartney (Beatles), Linda McCartney, Denny Laine (The Moody Blues), Henry McCullough (Spooky Tooth) and Jimmy McCulloch (Stone the Crows). Past members included Denny Seiwell, Geoff Britton, Joe English, Steve Holley and Laurence Juber. The group also used the names Suzy and the Red Stripes and The Country Hams during their run (pardon the pun).
The Highwaymen: Johnny Cash, Waylon Jennings, Willie Nelson and Kris Kristofferson.
Traveling Wilburys: Roy Orbison (who died shortly after the first album was released), Tom Petty (Tom Petty and the Heartbreakers), George Harrison (Beatles), Bob Dylan and Jeff Lynne (Electric Light Orchestra).
To give you some extra food for musical thought, consider all the bands Eric Clapton has played with or been associated with during his career: The Yardbirds, John Mayall & the Bluesbreakers, Cream, Plastic Ono Band, George Harrison, Blind Faith, Delaney & Bonnie and Friends, Derek and the Dominos, J. J. Cale and B.B. King.