By James Pearson
Last Updated: 01/01/70 1:00am
West Ham, Arsenal and Bolton all lost while there were wins for Reading and Wigan.West Ham, Arsenal and Bolton all lost while there were wins for Reading and Wigan.
The Hammers' 3-2 loss to MK Dons was the biggest shock in a busy Wednesday night of friendly action.
Alan Curbishley fielded a strong side at Stadium:MK, but it was the home side who took the lead through Mark Wright.
The visitors hit back with goals from Hogan Ephraim and Matthew Upson giving West Ham the lead.
However, Keith Andrews' penalty restored parity with Leon Knight's late strike setting a thrilling encounter.
Chelsea maintained their unbeaten run in pre-season after fighting back from a goal down to claim a 1-1 draw with Feyenoord.
The Eredivise side claimed the lead just before half-time when Kevin Hofland headed home Jonathan de Guzman's inswinging free kick.
Jose Mourinho's side claimed a share of the spoils when England international Frank Lampard netted on 79 minutes after good work by Scott Sinclair.
Feyenoord would have won the contest but for substitute Carlo Cudicini's fine penalty save from Roy Makaay's shot after Sam Hutchinson brought down Romeo Castelen.
Arsene Wenger's Arsenal ended their Austrian training camp with a 1-0 defeat to Red Bull Salzburg.
The only goal of the game came on 75 minutes when Vladimir Janocko found the back of the net from just outside the area.
Bolton continued the trend of losing Premier League sides after suffering a 3-0 loss at the hands of Hibernian.
Although recent signing Heidar Helguson impressed for The Trotters, he could not prevent the emphatic defeat.
Steven Fletcher opened the scoring for the SPL side with David Murphy doubling their advantage.
To rub salt into the wound, Abdessalam Benjelloun scored a stunning long-range goal to wrap up the victory.
Elsewhere, goals from Antonio Valencia and David Cotterill lifted Wigan Athletic to a 2-1 success over Blackpool.
Reading left nothing to chance as they destroyed Brentford 6-1 at Griffin Park.
Shane Long bagged a brace for Steve Coppell's side while Nicky Shorey, Seol Ki-hyeon, Simon Church and Andre Bikey all found the back the net.
Sammy Moore bagged The Bees' only goal of the night on 50 minutes.
Feyenoord 1-1 Chelsea
Red Bull Salzburg 1-0 Arsenal
Hibernian 3-0 Bolton
Brentford 1-6 Reading
Blackpool 1-2 Wigan
MK Dons 3-2 West Ham