Boy -- "Eeeeleeee-triiiiiii-coooooooooooooooooooooooo(drums),(guitar)"
October -- Chorus, solo in Fire, intro to SIASL
, when Tomorrow breaks open
War -- Outro to Like a Song...sweeeet
The Unforgettable Fire -- Final chorus in Wire, final lines in EPAA (...and you pick me, bits and pieces on this floor), BAD
The Joshua Tree -- Intro to Streets, final verse of RtSS, Guitar in Exit
Rattle and Hum -- God Part II - when Bono goes "I...I believe in love. Hua! Hua!" And then Edge's guitar starts
Achtung Baby -- Where do I begin? Umm... final verse in One, bridge in Zoo Station and EBTtRT, Vocals and Guitar in UTEOTW, chorus in WGRYWH, start to TtTYARtW, vocals, chorus, guitar, etc in The Fly, Vocals in Acrobat, etc, etc, etc....
Passengers -- ADAM'S NARRATION IN YOUR BLUE ROOM!!!
"Zooming, zooming out, nothing I can do without..."
ATYCLB -- Chorus, "I'm a maaaaaaaaaaaaaaaaan" in Kite, instruments in TGBHF
HtDAAB -- COBL