ride shotgun

To ride shotgun é uma gíria americana que significa sentar no banco da frente ao lado do motorista, no carro ou no caminhão.

a) Who's going to ride shotgun with me?
Quem vai no banco da frente comigo?

Ref: Dicionário de Expressões Idiomáticas, 2010

on the level

Someone who is 'on the level' is honest and truthful. Something that is 'on the level' is true or honest.

1) Wait a minute, is this guy on the level or not?
2) I can offer you something better than this, Anna. And all on the level.

Ref: Collins Cobuild Dictionary of Idioms, 1995

call off

''To call off'' - to stop a planned event, to cancel.

1) The boss called off the meeting.
2) They decided to call off the baseball game because it rained.

Ref: Illustrated Everyday Expressions with Stories, 2008

Things are looking up

The same as things are improving.

1) Elizabeth found a wonderful new job and just moved into a beautiful new apartment. Things are looking up for her.

2) Things are looking up with the economy.

Ref: A. Gillett - Speak English Like an American, 2004