Possible Clues:

• Ungainly politician, one in luxurious environment
• Roughly shaped
• Current head of government turning into wino — that's awkward!
• Gross politician, one found in boozer
• Ungainly member, one with rich clothing
• Gross politician, one visiting boozer
• Stolid politician, one accosted by drunk
• Clumsy slip chum corrected without compliance
• With a bad figure, rather fat, going topless
• 19 across