get / have your (own) way
/ˌɡet jər ˈweɪ/idiom
to get what you want, often despite others not wanting it
добиться своего
Русский аналог: «настоять на своём»
Вариант — get your own way. Have it your way! — «Ну и делай как знаешь» (с раздражением).
“She always gets her own way.”
“If the children got their way, they’d eat sweets all day.”
“Fine — have it your way!”