Photo of HAIM, courtesy NME

Just days before Bonnaroo officially unveils the lineup for its 15th anniversary event, the festival has accidentally leaked a number of acts, including the likes of Tame Impala, HAIM, J. Cole, M83 and CHVRCHES.

Nearly 100 of the scheduled 150 total acts surfaced overnight on the fest's mobile app, revealing such performers as Ellie Goulding, Death Cab for Cutie, Macklemore and Ryan Lewis, Chris Stapleton, Leon Bridges, Big Grams (Big Boi and Phantogram), Father John Misty, Purity Ring, Two Door Cinema Club, Vince Staples, St. Lucia, Jason Isbell, Halsey, X Ambassadors, LANY, Daughter, Shamir, Saint Motel, Lucius, Hundred Waters and more.

While not included in the leak, Pearl Jam and Grateful Dead-John Mayer collaborative band Dead and Company are reportedly among this year's headliners.

As we previously reported, the full lineup is expected to be announced Tuesday (Jan. 19) during TBS' Conan. Bonnaroo is set for June 9-12 in Manchester, Tennessee.