Ahead of this weekend's eagerly awaited Championship clash between Luton Town and Watford at Kenilworth Road, the Luton News has taken a look back at the handful of players and managers who have spent time with both clubs. Check out the special picture gallery below.
5. Matthew Spring
Started out at Luton, staying for seven years, heading to Leeds and then Watford. Returned to Town in 2007 for another two years, going on to play 357 games in total, with 43 goals, including a stunner in a 2-1 win at Vicarage Road.
6. Paul Furlong
Striker left Coventry for Watford in a £250,000 deal in 1992, scoring 41 goals in 92 games. Went to Chelsea for £2.3m and Birmingham for £1.5m, moving to Luton from QPR in 2007 for a season, netting 12 goals in 39 outings.
7. Clarke Carlisle
Defender who began at Blackpool, playing for QPR and Leeds, moving to Watford in 2005 for £100,000. Loan spell at Luton in March 2007, playing five games, before stints with Burnley, Preston, York and Northampton.
8. Steve Kabba
Forward had a brief loan spell at Luton from Crystal Palace in March 2002 playing just three times.Went to Sheffield United and then headed to Watford in 2007 for £500,000, scoring once in two years. Retired in 2013 after playing for Barnet.