Adam Granduciel's band plays handsome rendition of second single from 'A Deeper Understanding' LP
Breakout neo-soul star performed opening track from debut LP, 'Ctrl,' on 'The Tonight Show'
Former One Direction singer also recalled bar-hopping in Ireland, tour bus "Irish night" with Ed Sheeran
'Saturday Night Live' comedian also imitates Gal Gadot, screaming goats
Comedian satirized Alabama Senate candidate: "Roy Moore: Is 2017 Was a Person, It'd Be Me"
'The Last Jedi' star guesses "A long, long time ago in a galaxy far, far away," "Do or do not – there is no 'try'" in 'Tonight Show' lip-reading game
Single highlights former Oasis singer's recently issued debut solo LP, 'As You Were'
"Under the Christmas Lights" taken from No Doubt singer's new holiday album
Adam Levine, James Valentine performed 2014 hit "Sugar," Queen's "Crazy Little Thing Called Love" in 'Tonight Show' web video
Superstar makes last-minute 'Tonight Show' appearance to show support for Fallon after his mother's death
'Voice' coach also delivered backwards-lyric version of her 2004 hit "Since U Been Gone"
Smashing Pumpkins singer releases new solo LP, 'Ogilala'
Father-daughter duo paid tribute to late rock icon with twangy 'Tonight Show' performance
Singer also joined cast of 'Riverdale' for 'Family Feud'-styled game, "Search Party"
Singer recruited men to hold teddybears, lick lollipops during live version of electro-pop single