Matchday 4 Predictions: Manchester United to beat Celtic, Real Madrid to beat Juventus, Chelsea to beat Roma, Arsenal, Liverpool, Barcelona to win

Champions League football is back with Matchday 4 taking place on Tuesday 4 and Wednesday 5 November. We have the latest stats and predictions for the upcoming matches this week - but before we get started, let's see if you can guess the answers to the following questions (without peeking ahead for the answers)?