The midfielder came off the bench to add to Keston Davies’ finish with his first Town goal and confirm the club’s progress to the third round of the tournament.
After sitting out of the Glovers’ Emirates FA Cup match at Port Vale, Gray was thrilled to repay Darren Way and contribute to a third victory over Sky Bet League One opposition this term.
“Football is a funny old game – things can change so quickly,” he told iFollow Glovers.
“I was disappointed at the weekend but the games come thick and fast and I’m delighted I was put on the pitch by the manager and hopefully I repaid him.
“On a personal note, it’s a big relief to get off the mark for the season in what was a brilliant result for the club.
“It was probably a shot in anger really as I got the chance to shoot and hadn’t scored in a while. It was nice to see it go in at the near post; it was a nice feeling.
“Hopefully that’s my break of no goals over!”
Yeovil return to Sky Bet League Two action on Saturday following three cup matches in a row.
Lincoln City are the visitors to Huish Park and Gray says three points are imperative to get the Green and Whites back on track in the division.
“It’s important we get back to winning ways in the league as that’s our bread and butter,” he said.
“(The win against Wimbledon) gives us confidence. It shows we’re pushing in the right direction and can compete with teams in higher positions and get positive results.
“Our home form has been brilliant and we’ve really enjoyed playing in front of the fans so we just hope to push on now.”