Singer and entertainer best known for his long-running residencies in Las Vegas. His song "Danke Schoen," his best-known single, was featured in Ferris Bueller's Day Off. His song "Daddy, Don't You Walk So Fast" peaked at #4 on the Billboard chart.
He moved to Phoenix, Arizona due to his severe asthma. One of the first groups he performed with was called the Rascals in Rhythm.
He has been nicknamed Mr. Las Vegas.
He married Elaine Okamura on June 1, 1968; after their divorce in 1985, he remarried Kathleen McCrone on April 9, 1994. He has two daughters named Erin and Lauren.
Jack Benny once hired him to open his show.