(figuratively) to break out the bubbly, to crack open the bubbly, to bring out the champagne (to open a bottle of champagne in order to celebrate)

(figuratively) to go off the beaten track, to think outside the box

(figuratively) to fly off the handle, to hit the roof, to blow a fuse, to lose one's temper

(informal, figuratively) to pull out all the stops, to go all out

(informal) to come out of nowhere, to come out of the blue

watch the birdie! say cheese!

(figuratively) to get back on one's feet, to get one's head above the water, to see the light at the end of the tunnel

(figuratively) to leave with one's tail between one's legs (defeated; in a cowardly or miserable manner)

(figuratively) to leave triumphally; to finish something with flying colors

(vulgar) to get a move on, to get off one's ass, to pull one's finger out