Gardner hails team spirit at Sunderland
Gardner said: "We've become a tight-knit unit and whether you're playing or not, you're feeling part of it.
"I've been here now six months and I've got to say that I'm loving it here - I genuinely am. I'm enjoying it, I'm settled, and I want the fans to know that.
"I want to keep my head down and keep going and keep helping the club progress."