My dad liked him too. I knew him as the star of the second Newhart show at the B&B in Vermont. I only learned later of his comedy career and albums. A lot of it holds up. I guess him and Andy Griffith had a lot in common for their career paths.
R.I.P.. Along with Don Knotts and Tim Conway one of the truly funniest comics of the last sixty plus years. All three were hilarious in their trade without any trace of vulgarity or crassness.