Can anyone help with:
24a They're taken to avoid congestion when shopper gets diarrhoea (3,4) ??T ???S
27a Artist representing London mayor ("King and Emperor not allowed") with his short office accessory (5) ??S??
3/17d: Eye's exposé before "Yobs":Balls has Cameron's number --- personal stink (6,8) ?O?T?N
B?R?????
19d:Article by hack:"Pin the rap on somebody!" (7)
?S?????