Like it's such a big deal!

like it's such a big deal

Who cares? That's neither impressive nor important. So she bought a Ferrari. Like it's such a big deal—it's just a car, for pity's sake. Ugh, who cares about whether I put the container in the trash or in the recycling. Like it's such a big deal!
See also: big, deal, like, such
Farlex Dictionary of Idioms.

Like it's such a big deal!

Inf. It really isn't all that important! (Sarcastic.) So I dropped the glass. Like it's such a big deal. Like it's such a big deal. Who cares?
See also: big, like, such
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • Like it’s such a big deal
  • like it's such a big deal
  • who cares
  • Who cares?
  • be up to (one)
  • be up to somebody
  • a scooch
  • be on (one's) conscience
  • be all one to
  • be taken as read