Stuck on last 4 ergo 12 across Pierre's state - with scorn I had rejected old chumps ?R?Z?R?S:
13 across Eliminating outsiders, dance exam cut short in La Scala again A?C?R?:
18 down When tripping break piano (the lid of it) P?T,???P I thought pit stop or pit prop but cannot parse) and 26 across Brussels to surrender after one leaves over discontinued cap ??O?E
Oops - just realized that Dizzards renders my 5 down wrong I had Yittrium (threesome united in overturning animal enclosure containing a rare earth) which now makes it Y?T?I?U? for which I cannot find anything. Help please!!