YOU SAID:

sometimes my farts are so loud i start giggling

INTO JAPANESE

時々私のオナラはとてもうるさいので笑い始めます

BACK INTO ENGLISH

Sometimes my flatulence is so noisy that I start laughing

INTO JAPANESE

時々私の鼓腸は私が笑い始めるほど騒々しいです

BACK INTO ENGLISH

Sometimes my flatulence is so noisy that I start laughing