go into a tailspin
Lose emotional control, collapse, panic. For example, If she fails the bar exam again, she's sure to go into a tailspin. This expression alludes to the downward movement of an airplane out of control, in which the tail describes a spiral. [Early 1900s]
Words nearby go into a tailspin
go in,
go in for,
go in one ear and out the other,
go into,
go into a huddle,
go into a tailspin,
go into effect,
go it alone,
go light on,
go native,
go off