No, you're not weird at all. Everyone has different tastes in music no matter who it is. You're fine. He was a great piano player and entertainer.
Am I weird for liking Liberace.? cCuse he Is my favourite pianist and I happen to think he had an uplifting personality and always had a great sense of humour. Am I weird for liking him?
Like whatever you want to like. The only thing that would be weird is to like or not like something just because of other people that may or may not find it acceptable.