The best man is the chief assistant to the groom at a wedding and (along with Maid of Honor) is the third most important in attendance after the Bride and Groom. In most modern, English-speaking countries, the groom extends this honor to someone who is close to him, generally his oldest and closest male friend, or a sibling.
At first, Wally’s selection of Buddy as best “man” seems like another one of Batiuk’s goofy, contrived plot flourishes. But actually, sadly, it makes sense. Since he appeared on his “widow” Becky’s doorstep four years ago, Wally’s been shunned by everyone he left behind when he went off to serve his country. Even his country didn’t bother to verify that the human remains they shipped home for burial were his. He was made to endure the most awkward homecoming ever before Becky handed him his trombone and showed him the door. His only known relative, uncle cousin Funky, has had little to do with him since giving him a job and surreptitiously swiping his sidearm.
Maybe Wally’s “