Kaminari and Sero taught All Might what Vines are because they quote them so much that he asks them "why wouldn't the road work ahead?"
Example
Sero: Hey All Might!
All Might: Country boyyy I love youUuuUuu EllLlll
Kami: PFFFT-
Deku: You guys, what did you do to All Might?!?
All Might: Young Midoriya I spilled lipstick your your valentino bag
Deku: What?!?! You have lipstick?!!? Guys what did you do?!?!
YOU ARE READING
MHA Headcannons
Action- A little Kiribaku - Most of them aren't original - Bakusquad: Bakugou, Kirishima, Denki, Mina, Sero, and Jiro -Dekusquad: Deku, Todoroki, Iida, Yuga, Ochako, and Tsuyu - Enjoy!