Celtic's manager Neil Lennon (C) and Celtic players warm up during a training session, on the eve of the Champions League match between Juventus and Celtic Glasgow on March 5, 2013 in Turin. AFP PHOTO / OLIVIER MORIN
Upphovsman: OLIVIER MORIN
Manager Neil Lennon (R) of Bolton hugs Manager Malky Mackay of Wigan during the FA Cup Third Round match between Bolton Wanderers and Wigan Athletic at the Macron Stadium on January 3, 2015 in Bolton, England.
Upphovsman: Paul Thomas
Neil Lennon poses for a photographers after a press conference where he was unveiled as the new Bolton Wanderers manager at the Macron Stadium on October 13, 2014 in Bolton, England.
Upphovsman: Gareth Copley
Celtic manager Neil Lennon looks on during a training session ahead their UEFA Champions League Group H match between FC Barcelona and Celtic FC at the Camp Nou Stadium on December 10, 2013 in Barcelona, Spain.
Upphovsman: David Ramos
Manager Neil Lennon of Celtic celebrates after their third goal during the UEFA Champions League Play Off Round Second Leg match between Celtic and FC Shakhter Karagandy at Celtic Park Stadium on August 28, 2013 in Glasgow, Scotland.
Upphovsman: Getty Images
Manager of Celtic Neil Lennon is escorted off the pitch as traveling fans invade the pitch during a pre season friendly match between Brentford and Celtic at Griffin Park on July 20, 2013 in Brentford, England.
Upphovsman: Jan Kruger
Celtic manager Neil Lennon celebrates with the Scottish Cup after winning the William Hill Scottish Cup Final match between Celtic and Hibernian at Hampden Stadium on May 26, 2013 in Glasgow, Scotland.