Just passed through my local (Dalmarnock) Tesco and they have a big selection of toys half price. This includes:
The dancing red Elmo thingy (£60 down to £30 - instore)
Barbie dolls (£16 down to £8 and £10 down to £5)
various Polly Pocket
Hulk Smash Hands
4Gb SanDisk SDHC £7.65
games, puzzles, various dolls, etc, etc, etc...