En el lenguaje coloquial se pueden encontrar variantes de to get: gotten, gotta, gotcha.

to get ...
gotten inglés americano . participio II He has gotten rich. (envez de: He has got rich.)
gotta I have got to ... (tengo que...) Gotta go! (envez de: I have got to go.)
Gotcha! I have got you (te pillé...!) Gotcha! (envez de : I have got you!)