Seriously though, episode 21 made me almost cry while laughing. ✬

The pupils burst out laughing. ✬

What are you laughing at? ✬

I couldn't help laughing when I heard that story. ✬

I couldn't help laughing at the sight. ✬

He is always laughing. ✬

When are you going to stop laughing like an idiot? ✬

I couldn't help laughing at the plan. ✬

I could hardly resist laughing. ✬

It's no laughing matter. ✬