 The only other station that gives some competition to KKUU is 100.5 KPSI-FM (aka Mix 100.5), but not much because 100.5 KPSI-FM uses a hot adult contemporary music format which only partly competes with KKUU's Rhythmic Top 40 (CHR) music format.KKUU also gets competition from KRCK another Top 40 (CHR) format radio station.KRCK is commercial free with 55 Minutes of Music Every Hour, making it a competent competitor but still not coming close to KKUU's super star lineup weekdays with Big Boy's Neighbourhood (06