be beside yourself

US /bi bɪˈsaɪd jərˈsɛlf/
UK /bi bɪˈsaɪd jərˈsɛlf/
"be beside yourself" picture
1.

sangat emosional, tidak terkendali

to be overwhelmed with a strong emotion, such as anger, grief, or excitement, to the point of losing control

:
She was beside herself with grief after losing her pet.
Dia sangat sedih setelah kehilangan hewan peliharaannya.
He was beside himself with joy when he heard the good news.
Dia sangat gembira ketika mendengar kabar baik itu.