6d "Yes,'70s prog rock band Queen", one cries: YELLER / YELPER ??
Y + ELP + ER
15d Sugar's replacement upset on news, outside, hot from The Apprentice's final :SWEETENER ??
RE(on) + NEWS (anagram) + T + E + E
At least, that's how I worked it out. Although now I write it down it doesn't seem to work so well!