I guess EVERYONE wants to perform with Taylor Swift! She was performing at New York City’s Madison Square Garden on Monday and who was the surprise guest?  Johnny Rzeznik, the lead singer of the Goo Goo Dolls

Other artists that have popped up for a surprise performance on her tour "Speak Now" are Justin Bieber, Nicki Minaj, B.o.B., Hayley Williams, Switchfoot, Nelly, Ellen Degeneres as well as country superstars Tim McGraw, Kenny Chesney, Ronnie Dunn and Darius Rucker, most recently.

 

Watch Taylor Swift and Goo Goo Dolls’ Johnny Rzeznik Perform ‘Iris’