 But by early 2001 two of its competitors would challenge the station creating a fierce battle in the alternative format as well as a sister station on 104.1 adding an AAA format by 2002.By 2003 KPEK would bring on Tony & Jackie who had been heard on local top 40 stations KKSS, KCHQ, and KKOB-FM in past years.The Peak would also shift to a Hot AC format returning it to a pop-based format rather than a rock-based one.