16 Across, Annoyance I share,when blocked by a lot of ceremony (10)
18 Across, Bad lot, mixed up with the college's latest range of courses (5,5)
21 Across, One of 5A bouncy bosoms, please (12 )
[5 Across = Just line from stories featuring imaginary beings (7)
I have WILLIAM?]
7 Down, Get favour treating sick, housing one American (10) I???A?????
Compiler - PHI
Many Thanks