The band agreed and contributed three songs to the compilation, with James recording them all for free.
Both bands contributed original tracks and covers of each other's songs.
The band also contributed backing vocals and played the guitar to the song.
The band also contributed three songs to the film's soundtrack.
For the 1985 film, Back to the Future, the band contributed two songs.
The band also contributed in a total of seven compilations and soundtracks.
The band contributed two songs to the soundtrack of Juno.
Each band contributed a new song and a cover song.
The band also contributed the song "Brightest" to the series' second original soundtrack.
Often this is stated as: full bands do not contribute to the electrical conductivity.