Foo Fighters Hint At Surprise Music Festival Appearance

The Foo Fighters not only announced a one-off show at an intimate venue in Chicago this week, but they have also sparked speculation that they may make a surprise appearance at the Lollapalooza festival.

The band will be playing the Metro on Friday, the famed Chicago venue which has a 1,100 person capacity. When the band posted that the show had sold out they also included a hint at a possible next appearance.

The tweeted a photo about the "super secret show" with a caption that mentioned the music festival that takes place in Chicago this weekend. They wrote, ".@metrochicago SOLD OUT! Thank you Chicago and @lollapalooza! See you Friday!" here.