If you admit that you look bad, why'd you still go out like that?

Because she wants people to say she doesn't look bad/looks good.

bad is an understatement.

you look terrible, fattie.

It's called shamelessly begging for attention.

She hopes that people will be like "no you're looking good" but that actually never happens.

Hope she just trips and rolls far far away

Yep. That looks bad.