Oh, and the first that comes to my head (that hasn't been mentioned dozens of times already)....
Dominoes. £18 for a pizza. Have not, and never will, pay that.
In Brighton/London i'd agree, especially having just moved back from Sheffield, whereby a taxi to the station (3 miles) used to cost me £5.30 - standard pre-booked price.
We used to get taxi's on a night out, and at about 3/4am in the morning, a taxi 2 miles home was about £4.50-£5.80 (and they...