Stuck in bottom right corner so need assistance ...
19A Cuty of Paris, in which politician has change of heart (4) T?O?.
25A Animal show's presenter cuts exactly in two (6) ??M???.
18D Flier about cheese (7) S?I???N - [stilton ???? why?]
26D A part of a garment that's said to attract attention (4) ??E?.