Question: Who originally sang deep in the heart of texas?
Disambiguated questions and answers: question: Who originally sang deep in the heart of texas as a part of the Alvino Rey and his Orchestra version?
Which group originally sang deep in the heart of texas?
answer: Bill Schallen and Skeets Herfurt
Bill Schallen
Alvino Rey and his Orchestra
Natural Questions answer: Perry Como (from the Wikipedia article "Deep in the Heart of Texas")