scored his first goal for the club a week later in a 2–0 away victory over Chester City. Wycombe triggered a one-year extension clause in his contract on 7 October 2008, subsequently keeping him at the club until 2010. Mousinho scored his second goal of the season in Wycombe's 3–3 draw against his former employers, Brentford, on 14 March 2009. He played 38 times in all competitions during his first season with the club, scoring twice, as Wycombe earned promotion to League One after finishing in the third and final automatic promotion place. The following season, he played a further 41 matches, scoring once in a 5–2 home defeat to Brighton & Hove Albion on 28 December 2009, with Wycombe being relegated back to League Two at the end of the season. During his two years at Wycombe, he played 79 times for the club in all competitions, scoring three goals. Stevenage At the end of the season, Mousinho rejected a contract extension at Wycombe, which led to Wycombe manager Gary Waddock saying "we wanted to keep John, but he's decided to go elsewhere. It's an open secret where he's going." Two days later, on 28 June 2010, Mousinho joined newly promoted League Two club Stevenage on a two-year deal, officially signing for the club on 1 July 2010. Mousinho made his Stevenage debut in the club's 1–0 defeat to Bradford City in the club's second game of the season on 14 August 2010. He scored his first goal for Stevenage on 9 October 2010, the equaliser in a 1–1 draw with Rotherham United. A month later, Mousinho scored twice in Stevenage's 3–0 victory away at local rivals Barnet. Mousinho was sent off for the first time in his Stevenage career on 30 April 2011, receiving a straight red card in Stevenage's 2–0 defeat at Northampton Town. The red card meant that Mousinho served a three-game suspension. Stevenage appealed against the sending off, but were unsuccessful. He subsequently missed the club's 3–3 draw against Bury on 7 May 2011, and their 3–0 aggregate play-off semi-final victory against Accrington Stanley. Mousinho returned to the first team for the 2010–11 play-off final against Torquay United at Old Trafford on 28 May 2011, a game in which he scored the only goal with a strike from 20 yards in a 1–0 Stevenage victory. During his first season with the club, Mousinho finished as