The former Irish U21 international centre-half/midfielder came through the ranks at Watford and his third loan saw him sign permanently for Colchester where he had injury problems. After a spell at Bristol Rovers, he became a club legend at Northampton Town, fans wearing wigs to mimic his long hair at the time, before joining Clough at Burton. Read the full story on JJ signing a long term deal for Stags HERE
Here are a selection of pictures of Joe-Joe O'Toole through the ages!
. 2014
Sporting considerably more hair than now, Northampton Town new signing John-Joe O'Toole looks on during a photo call at Sixfields Stadium on June 30, 2014. Photo: Pete Norton
. 2015
John-Joe O'Toole of Northampton Town is shown a red card by referee Lee Collins during the Sky Bet League Two match between Mansfield Town and Northampton Town at One Call Stadium on February 14, 2015. Photo: Pete Norton
. 2007
John-Joe O'Toole of Watford battles with Ben Watson of Palace during the Coca-Cola Championship match between Crystal Palace and Watford at Selhurst Park on October 29, 2007. Photo: Christopher Lee
. 2008
John-Joe O'Toole on Ireland U21 duty is tackled by Tom Huddlestone of England during the UEFA U21 Championship Qualifier between England and the Republic of Ireland at St. Marys Stadium on February 5, 2008. Photo: Richard Heathcote
. 2015
Banners depicting John-Joe O'Toole of Northampton Town are seen on the unfinished East Stand during the Sky Bet League Two match between Northampton Town and Stevenage at Sixfields Stadium on October 24, 2015 Photo: Pete Norton
. 2008
John-Joe O'Toole of Watford battles for the ball with Ben Watson of Crystal Palace - later of Forest - during the Coca-Cola Championship match between Watford and Crystal Palace at Vicarage Road on April 19, 2008. Photo: Paul Gilham
. 2013
Watford goalkeeper Jonathan Bond collects the ball under pressure from John-Joe O'Toole of Bristol Rovers during the Capital One Cup first round match between Bristol Rovers and Watford at the Memorial Stadium on August 6, 2013 Photo: Harry Engels
. 2009
Simon Heslop of Mansfield Town looks to play the ball watched by John-Joe O'Toole of Northampton Town during the Sky Bet League Two match between Northampton Town and Mansfield Town at Sixfields on August 9, 2014 Photo: Pete Norton
. 2015
Banners depicting John-Joe O'Toole of Northampton Town are seen on the unfinished East Stand during the Sky Bet League Two match between Northampton Town and Stevenage at Sixfields Stadium on October 24, 2015. Photo: Pete Norton
. 2015
John-Joe O'Toole of Northampton Town makes a point to referee Nicholas Kinseley during the Sky Bet League Two match between Northampton Town and Accrington Stanley at Sixfields Stadium on December 28, 2015. Photo: Pete Norton
. 2016
John-Joe O'Toole of Northampton Town celebrates after after his team had been crowned champions of League Two after the Sky Bet League Two match between Exeter City and Northampton Town at St James Park on April 16, 2016. Photo: Pete Norton
1. 2015
John-Joe O'Toole of Northampton Town is shown a red card by referee Lee Collins during the Sky Bet League Two match between Mansfield Town and Northampton Town at One Call Stadium on February 14, 2015. Photo: Pete Norton
2. 2007
John-Joe O'Toole of Watford battles with Ben Watson of Palace during the Coca-Cola Championship match between Crystal Palace and Watford at Selhurst Park on October 29, 2007. Photo: Christopher Lee
3. 2008
John-Joe O'Toole on Ireland U21 duty is tackled by Tom Huddlestone of England during the UEFA U21 Championship Qualifier between England and the Republic of Ireland at St. Marys Stadium on February 5, 2008. Photo: Richard Heathcote
4. 2015
Banners depicting John-Joe O'Toole of Northampton Town are seen on the unfinished East Stand during the Sky Bet League Two match between Northampton Town and Stevenage at Sixfields Stadium on October 24, 2015 Photo: Pete Norton