Red Nose Day 2015 coverage has already seen a host of celebrities perform one-off sketches live in front of the nation on BBC 1.
Swift invited Hill, John Mayer, and Katy Perry to perform one-off duets with her at various dates during the North American tour, while Justin Bieber, Kellie Pickler and Gloriana were the support acts.
On occasion he also performed one-off, individual case studies.
She tries to do her bit whenever she can, volunteering at a women's centre and performing one-off standup shows.
The acclaimed lyricist and rapper has been performing one-off festival appearances since the record came out, but those shows have focused on his entire oeuvre, not solely on the progressive, jazz-filled vibe of "Butterfly".
Her exit from the show, in which she was kicked off for performing one of her own songs during what was meant to be an original performance, became a target for media ridicule (as well as a frequent, drunken reenactment scene among my college friends).
Two such ANOVAs were performed, one with PD-FOG patients off stimulation and one with PD-FOG patients on bilateral stimulation.
On 18 June 2010, Roxette performed a one off set at Stockholm Concert Hall, performing "The Look" in front of Victoria, Crown Princess of Sweden, during the gala concert on the day before her wedding.
The multi-talented Minchin, who grew up in Perth, is set to perform a one-off (and already sold out) Winter Sonic evening of music and conversation at the Fremantle Arts Centre in August.
On October 27 , 2012 Devin Townsend performed a one-off show covering his musical career called The Retinal Circus at Roundhouse in London.
In developing the workout, Barnes and Bass performed a one-off, private show at the Met for Tomer and a few staff members, which Barnes and Saenz de Viteri refer to as "the illegal one," because they didn't have permission to use most of the galleries.
