I wrote altogether the replies people usually use and put sarcasm meanings, because that's actually what I meant.
→ Idk. (I don't know)
I actually know it but currently I'm playing hard-to-get, unless you want to treat me at Burger King, then we can settle with a deal, aye?
→ Idek. (I don't even know)
Never mind. I don't know it actually.
→ Ttyl. (Talk to you later)
I'm going to talk to you later because I think my phone doesn't like you.
→ Omg. (Oh my gosh)
I feel fancy. ヘ(◕。◕ヘ)
→ OMG. (OH MY GOSH)
THIS IS URGENT BELIEVE ME.
→ OMF. (OH MY FUDGING)
My keyboard is crappy. I wonder why my G won't be pressed?
→ FFS. (For fvck sake)
I thought this means fan-fictions.
→ Haha.
Uh, for awkward conversation purposes.
→ AHAHAHAHAH.
I'm crying of laughter right now. (Reality: Derping at whatever crap you're talking about).
→ K.
Still mad at you bae.
→ Okay.
I already understand what you're talking about like an hour or so ago dude.
→ ATM (At the moment)
My life is a poop atm.
→ Bye.
Don't talk to me ever again.