‘Tush’ by ZZ Top peaks at #20 in USA 40 years ago today (Sep 6 1975) September 6, 20151970s, Popular Music 1970sadmin (Saturday, September 6, 1975) — “Tush” by ZZ Top peaked at #20 on today’s Billboard Hot 100 singles chart for one week. Share this:TweetRedditLike this:Like Loading... Related