Celtic 2-0 Villarreal: Although already out of the competition, Gordon Strachan's side look to salvage some pride against Villarreal

Celtic take the lead through a rare Shaun Maloney headed goal, beautifully picked out by Mark Wilson's cross to the far post

The Yellow Submarine's night gets worse as Guille Franco is sent off before half-time for an elbow on Gary Caldwell

Making the most of the extra man, Aiden McGeady runs free from the halfway line and scores from the edge of the box with a low drive

FC Porto 2-0 Arsenal: Despite the weekend's heavy criticism, Emmanuel Eboue starts for Arsene Wenger's already-qualified side

Porto have the better of the first half, and deservedly go ahead through Bruno Alves, after Abou Diaby's mistake at a corner

Although the Gunners get forward often enough Nicklas Bendtner looks isolated up front on several occassions

Arsene Wenger's side are toothless, can't keep possession, and are punished by Lisandro Lopez's smart run and finish in the second half

Man Utd 2-2 Aalborg: Although injured, Cristiano Ronaldo collects the 2008 Ballon d'Or before kick-off

Carlos Tevez, fighting for more first-team appearances, starts and scores after three minutes, played in by Ryan Giggs

Aalborg equalise through Michael Jakobsen with the Red Devils' defence sleeping at a free-kick, stunning Old Trafford in to silence

And the home crowd are rocked once more as Anders Due's floated cross is headed home with precision by Jeppe Curth (right)

Sir Alex Ferguson makes two changes at the break and his team respond with Wayne Rooney's well-taken equaliser on 54 minutes