Radiohead to Play Surprise Glastonbury Set Tonight

Coachella 2012: Radiohead, Dr. Dre, Black Keys and Punk Reunions Top Lineup

For the second year in a row, England's biggest band (arguably) -- Radiohead -- will make a surprise performance at Glastonbury Festival.

Radiohead's rep has confirmed to NME that the band is indeeed tonight's secret act, taking the Park Stage at 8 p.m. BST.

Radiohead Debuts New Track 'Staircase': Watch

Radiohead joins a Friday night lineup that includes rock heavyweights U2 and Morrissey, the latter of which the quintet will play opposite of tonight. This will be Radiohead's fifth appearance at Glastonbury, which takes place at Worthy Farm in Pilton, England.

Radiohead's impromptu performance at last year's Glastonbury was a stripped-down set from Thom Yorke and Jonny Greenwood, also on the Park Stage. Watch an acoustic version of "Karma Police" from their 2010 Glastonbury performance below.

Glastonbury kicked off on Wednesday (June 22) and ends Sunday (June 26) night, with a headlining set from Beyonce. Coldplay takes the main headlining spot tomorrow night (June 25).