Question: What American-born Swiss recording singer appears in Tommy?

Context articles: My Man Is a Mean Man
Francis Travis
In the End (Stefanie Heinzmann song)
Simon Fischer (ice hockey)
Remo Staubli
Robert Singer (producer)
Tina Turner
Tommy (1975 film)
Stefanie Heinzmann discography
Welcome (Patrick Nuo album)

"My Man Is a Mean Man" is a song by Swiss recording artist Stefanie Heinzmann, the winner of the "TV Total" television competition "SSDSDSSWEMUGABRTLAD".
 It was written by Tommy Tysper, Marcus Sepehrmanesh, and Pauline Olofsson, while production was helmed by the former along with Gustav "Grizzly" Jonsson.
 Heinzmann's recording was picked as her coronation song and debut single.
 Upon its release, it debuted at number-one on the Swiss Singles Chart and became a top ten hit in Austria and Germany.
 The song was later included on her debut album, "Masterplan" (2008).
Francis Travis (9 July 1921 – 28 April 2017) was an American-born Swiss orchestral conductor.
"In the End" is a song by Swiss recording artist Stefanie Heinzmann.
 It was written by Heinzmann along with Edvard Førre Erfjord, Henrik Barman Michelsen, and Sam Romans for her fourth studio album "Chance of Rain" (2015), with production helmed by Erfjord and Michelsen under their production moniker Electric.
 Selected as the album's first single, "In the End" peaked at number nine on the Swiss Albums Chart, becoming Heinzmann's third domestic top ten hit, and reached the top thirty in Germany.
Simon Fischer (born June 21, 1988) is an American-born Swiss professional ice hockey player who is currently playing with HC La Chaux-de-Fonds of the Swiss League (SL).
 He previously played in the National League (NL) for EV Zug, EHC Biel and Lausanne HC.
Remo Staubli (born October 7, 1988) is an American-born Swiss footballer who currently plays as a forward for FC Aarau in the Swiss Super League.
 He was part of FC Zürich's 2006–07 Swiss Championship-winning team.
 He had a trial with Manchester United in July 2005.
Robert Singer is an American television producer, director and writer.
 He is known for his work on "Supernatural" where he serves as an executive producer, director and occasional writer.
 The character Bobby Singer was named after him.
 A fictionalized version of Singer appears in the season 6 episode "The French Mistake" played by Brian Doyle-Murray.
 Singer also created the series "Reasonable Doubts" and has worked as a producer and director on various television series, including "".
 He also served as a producer for the films "Cujo" and "Burnt Offerings"
Tina Turner (born Anna Mae Bullock; November 26, 1939), is an American-born Swiss recording singer, songwriter, dancer, actress, and author.
 Born and raised in the Southeastern United States, Turner relinquished her American citizenship after obtaining Swiss citizenship in 2013.
Tommy is a 1975 British musical fantasy drama film based upon The Who's 1969 rock opera album "Tommy" about a seemingly disabled boy who becomes a religious pinball champion.
 Directed by Ken Russell, the film featured a star-studded ensemble cast, including the band members themselves (most notably, lead singer Roger Daltrey, who plays the title role), Ann-Margret, Oliver Reed, Eric Clapton, Tina Turner, Elton John, Arthur Brown, and Jack Nicholson.
Swiss recording artist Stefanie Heinzmann has released four regular studio albums and fourteen singles on Universal Music Domestic.
 In 2008, Heinzmann won "SSDSDSSWEMUGABRTLAD", a talent contest hosted in Stefan Raab's Late-Night-Show "TV total" on the German ProSieben network, and was subsequently offered a recording contract with Universal Music Domestic.
 Her final song "My Man Is a Mean Man" debuted straight on top of the Swiss Singles Chart and reached the top ten in Austria and Germany, where it became a successful airplay hit during the following months.
 Her debut album "Masterplan", primarily produced by Paul NZA and Marek Pompetzki, was released on March 7, 2008, throughout German-speaking Europe.
 Just as the singles, it made it to the top ten in Austria and Germany and also debuted atop the album charts in Switzerland, where it was certified platinum by the IFPI for 30,000 copies sold.
Welcome is the debut studio album by Swiss recording artist Patrick Nuo.
 It was released by Warner Music on September 4, 2003 in German-speaking Europe and reached the top twenty of the German and Swiss Albums Charts.