Who established himself as the acclaimed host of televisions show and was in a Austrian-West German musical comedy film?
Peter Alexander
Title: Peter Alexander (Austrian performer)
Passage: Peter Alexander Ferdinand Maximilian Neumayer (30 June 1926 – 12 February 2011), commonly known as Peter Alexander, was an Austrian actor, singer and entertainer.  His fame emerged in the 1950s and 1960s through popular film comedies and successful recordings, predominantly of Schlager and operetta repertory.  Later, Alexander established himself as the acclaimed host of television shows.  His career as a live singer touring the German language countries lasted until 1991, while he continued his television work until 1996.
Title: Help, My Bride Steals
Passage: Help, My Bride Steals (German:Hilfe, meine Braut klaut) is a 1964 Austrian-West German comedy film directed by Werner Jacobs and starring Peter Alexander, Cornelia Froboess and Gunther Philipp.  A man marries a woman soon after meeting her, unaware that she is a kleptomaniac.
Title: ...und sowas muß um acht ins Bett
Passage: ...und sowas muß um acht ins Bett is a 1965 Austrian-West German musical comedy film directed by Werner Jacobs and starring Peter Alexander, Gitte Hænning and Ingeborg Schöner.
Peter Alexander (Austrian performer) ...und sowas muß um acht ins Bett