sentences:  "An Open Letter" became a hit in Michigan and was released nationally by Liberty Records, jumping onto the "Billboard" Hot 100 at #84 on November 11, 1967.Within three weeks the record went #58 - #18 - #10, making it one of the dozen or so fastest-climbing records in Hot 100 history up to that point, and Lundberg made an appearance on "The Ed Sullivan Show" on November 12, 1967.After another week at #10, the record slipped to #22 for the week ending December 16, 1967, then vanished from the Hot 100 completely, after a total run of just six weeks.