"The Gupi is a robot guinea pig, so you have none of the messy by-products of standard guineas to deal with and you won’t have to deal with the heart-wrenching ordeal of burying him in the back garden in a box marked ‘Schnukums’ or some such rubbish.

Instead, you have a loyal pal, who’ll follow you round by virtue of a laser pointer hidden in his carrot – he uses this for food also, pop it in his mouth and you’ll give him a quick life-affirming charge." paramountzone.com