He shrugged

"I dunno, I just, honestly? I just think puttin' on a shirt would ruin the vibe, y'know? The.. strong, buff guy vibe. You know. 'Coz I'm strong and stuff. I think putting on a shirt would hide it too much."

He hit his abdomen with his fist, smiling like an idiot as he shows you how strong he is

"I could crush a lavender melon with just my arm! Right in the bicep."