This is witnessed by Quinn, who, remembering how she felt the year prior, helps him clean up in the girl's washroom and there is an instant chemistry between the pair.
Finn then returns to the position of quarterback, but feels guilty and sorry for Sam.
Will Schuester manages to convince Sam to reconsider joining the glee club, particularly since he can't play much football following his shoulder injury.
During the last season of the show, he helps Kurt and Rachel find new members for the glee club, he is also present at Brittany's, Santana's, Kurt's and Blaine's double wedding and he also becomes Rachel's boyfriend, though it's later seen that they have broken-up.
In Dreams Come True, he becomes New Directions' new coach after Will is named Principal and the school becomes Arts-orientated.
As he leaves, Kurt again in a flirtatious manner accuses Sam of dying his hair, which Sam halfheartedly denies once more.
Sam experiences the downside of being in glee when Azimio and Karofsky throw a slushie in his face.
At the Big Apple he gets back together with Mercedes for a third time.
However, even this relationship fails when Sam struggles to cope with Mercedes' celibacy vows.
He moves back to Lima after a successful photo session in The Untitled Rachel Berry Project.