Synonyms to eye opener

Mickey, Mickey Finn, aperitif, astonishment, blockbuster, blow, bomb, bombshell, catch, chaser, cocktail, doch-an-dorrach, drink, earthshaker, highball, joker, kicker, knockout drops, mixed drink, nightcap, parting cup, peripeteia, pousse-cafe, punch, revelation, shocker, staggerer, startler, stirrup cup, sundowner, surprisal, surprise, surprise ending, surprise package, surprise party, switch, thunderbolt, thunderclap, wee doch-an-dorrach