Complex sentence: The company went on to make jingles for radio stations around the world, some of the most famous are for WABC (AM), KOST, WLS, BBC Radio 2 and BBC Radio 1.
Split into simpler sentences: The company went on to make jingles for radio stations around the world. Some of the most famous are for WABC (AM), KOST, WLS, BBC Radio 2 and BBC Radio 1.