Getaway Car
Answer: BLACKBIRD

Each witness suggests a single letter:

WitnessStatementExplanationLetter
1It all happened so fast! The thief floated in like a butterfly and stung me like... IYKYK.sting like a BEEB
2I think the shop owner needs to take the... just admit defeat. You got robbed, bruh. Sucks to suck.take the LL
3ONG I don't know nothin'. I can tell you what I hear, I can tell you what I smell, I can tell you what I feel, heck, I can even tell you what I taste. But I can't tell you...what I SEEC
4Yeah the thief came in and was like, "Put your hands up!" So I was like, "Mm, o-... sure whatever you say," and they were like, "Gimme all your pies!" So I was like "O-... yep you got it bestie." Anyway they took the pies and ran away so TBH I think I lowkey rizzed my way outta that sitch.OKK
5Whatever the first guy said... go off, king.same as Witness 1B
6Sheeeesh that thief was fully dressed like a pirate. Orz to that. I bumped into them on the street and said... matey. No cap, you know how they talk? ... matey.ARR, mateyR
7It was that girl from that comedy show about Philadelphia! Summer in Philadelphia? Ugh, what was her name... She ate.DEE Reynolds from It's Always Sunny in PhiladelphiaD

These letters spell out BLCKBRD; expanding to the 9 letter word, as indicated in the puzzle, yields the final answer, BLACKBIRD.