ON big nights at the fights old memories are essential for comparison.
When Derek ‘Del Boy’ Chisora walked out on Saturday, there was a desperate need to be reminded of his glory days. This is the Del Boy who held his nerve when Wladimir Klitschko twice lost his and the Del Boy who chased Vitali all over the ring one night in Munich. This is the Del Boy who pushed Tyson Fury in their first fight and has provided British boxing with night after night after night of fun and games and blood
