 The stunt lasted until 3 p.m. the following Monday, when, after playing "Smoke on the Water" by Deep Purple, "Jack FM" returned to Denver with "a bunch of songs in a row", with "What I Like About You" by The Romantics being the first song played.This marks the second time the format/moniker was used in the Denver market, the first time being on KJAC (105.5) from April 2004 until September 2012, when it flipped to ESPN Radio.On March 24, 2014, at Noon, KDHT changed their format to alternative rock, branded as "107X", launching with 5,000 songs in a row through April 7 of that year.