United Kingdom, Aug. 15 -- Travis Kelce and Taylor Swift "feel really grateful for everything they have" after tying the knot.

The Kansas City Chiefs tight end tied the knot with the Fate of Ophelia hitmaker in front of 1,000 guests at New York's Madison Square Garden in July and the couple are thrilled to finally be husband and wife.

A source told PEOPLE: "They're both just so excited that they're husband and wife now. Their relationship feels even more special."

"They're both always working, creating or thinking about what comes next. And they love living like this. They both feel really grateful for everything they have. They're very happy."

Meanwhile, Travis recently called the wedding the "best night of my life".

Speaking at tra...