Later, Bucky won't even remember what Sam said. But now he's on a mission to prove his left arm worthy, even if it takes all night watching tutorials on youtube. By dawn he's annoyed and exhausted, sulks his way to the coffee shop. Grumps harder when he realises he picked up Sam's regular order out of habit. And that's how Sam wakes up with Bucky on the bed, holding his project and breakfast in bed. Angrily: "I made this left-handed." Softer: "'s for you." The flower crown looks great on Sam.
*LOUD JOYFUL SCREECHING*