Question: When is the performer of song Im Wartesaal Zum Großen Glück 's birthday?
Sentence (from "Im Wartesaal zum großen Glück"): "In The Waiting Room For Great Happiness") was the first German entry in the Eurovision Song Contest 1956 (the rules at this Contest allowing two songs per country for the only time in history), performed in German by Walter Andreas Schwarz.
Relevant evidence: Yes