No way! How do you know this? The times I saw Lennon and Chicago, they both scuttled out of the stage door in a hurry after the show, so they share aversion to fans, obviously not the only thing they share though.
"Jane, I've been dealt a blow - I've been dealt a blow, Jane."
Aversion to fans? I've been a fan of both of them for quite some time and they have both been very gracious and generous with their time any time I've seen them.
"The theater is my life. I live it. I breathe it. I fondle it till it falls asleep." Jack (Will And Grace)
http://feathah.blogspot.com
He used to live in my building - 301 W. 53rd St with a previous wife. I believe her name was Julia. I saw them and Jerry Orbach and Alvin Ailey in the elevators all the time.
I have enjoyed both of them on Broadway through the years. He in CATS and of course Les Miz and she as Peter Pan in JRB.
" ...the happiness in the tune convinces me that I'm not afraid."