WATCH: Gay Marine Proposes to Boyfriend

Boyfriends Matt and Russ, the two Marines who have a delightful habit of posting adorable videos on Russ's YouTube channel RussMarine2014, have melted our hearts once again by sharing a video of Matt proposing to Russ.

The proposal, which was a surprise Matt had been planning for months, took place at Russ's welcome home party, where the couple was celebrating alongside a few of their friends.

Russ, who recently returned from a military operation in the desert, writes on his YouTube page, "Matt completely surprised me by proposing during my welcome home party. It turns out he had been planning it for months. I am so happy!"

Take a look at the video below to see the beautiful moment for yourself--but you may want to grab the tissues first. This one is sure to leave you misty-eyed.