Liverpool fans have been walking on air this Christmas, as their team surge into a seven point lead in the league with a game in hand while winning every match in the Champions League.
But their bubble might be burst when they discover that one of their European enemies of old has a son... and he's pretty good at football.
The Reds broke a 20-year duck in the Champions League in 2005 by producing arguably the game's finest comeback victory against AC Milan in Istanbul, coming from 3-0 down at half time to level things up and eventually win on penalties.