Cheapest price according to http://uk.camelcamelcamel.com/Despicable-Me-Blu-ray-Region-Free/product/B0047MZUUM
Still £13.94 from http://www.zavvi.com/blu-ray/despicable-me-3d/10290544.html
I got this offer through my email, valid from Thursday 06/12 until Sunday 09/12. Sale applies to adidas Sports Performance and adidas Original stores only, does not include factory outlet stores.
Back To The Future Trilogy currently at £11.91 delivered from Amazon UK, cheaper than Zavvi http://www.zavvi.com/blu-ray/back-to-the-future-trilogy/10219892.html (£12.94) and JB http://www.jbhifionl