4d) Apathetic party leader in r
egime overthrown (5) T?P??
12a) Play this, having had one too many arch signals? (11) ??????W?N??
14a) It's futile being blunt (9) ??????E??
14d) Bar legitimate Fourth of July hype (9)
16a) Bitter poured into vessel for dance (9)
All help greatly appreciated.