She played cello on Mike Park's second album North Hangook Falling, The Lawrence Arms fifth album Oh! Calcutta! and the debut album Four One Five Two by their guitarist Chris McCaughan as part of his side project Sundowner, and contributed vocals to three songs on This Is Me Smiling's first album.
Chris performed his song "The Kitchen Floor"; he has also gone on to do so under his solo project, Sundowner.
Adopting the name Sundowner, he finished recording his debut solo album with the help of The Lawrence Arms drummer Neil Hennessy on bass and Jenny Choi on cello, keys and backing vocals.
"Sundowner" from Powers solo venture Blanck Mass was covered by the London Symphony Orchestra during the raising of the Union Jack.
One of the Dunkirk 'little ships' still moored at Ramsgate and open to the public is the Motor Yacht Sundowner, (built 1912) once the private yacht of the second officer of the Titanic, C.H. Lightoller, whom surviving that fatal wreck later insisted personally at being at the helm during the evacuation of Dunkirk.