Possible Clues:

• Chance taken in uncertain circumstances
• Action taken without prior knowledge of the consequences
• Daring step with unknown outcome
• Daring step with unpredictable results
• Act with unforeseen consequences
• Each beer chap had during escapade was a new adventure
• Drink taken by male in principal vessel? It has unforeseen effects
• Bound to have unforeseen consequences
• Guess it's an attempt to fly by night
• It's bound to be at night, and who knows what may come of it?