Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to drink two beers before somebody drinks two shots [title] Find somebody to bet against. [step] The most important thing you'll need for this trick is a competitor who is a good sport. This can potentially be anyone in the bar, but a friend is probably the best choice.

Ending1: However, if you see strangers who look like they can take a joke, go for it. [substeps] Avoid bothering bikers, surly-looking regulars, or anyone else who looks like they won't react well to losing a bet. Ending2: [title] Tap the shot shaker back and forth a few times while rotating and measuring each shot with your fingertip and thumb. [step] Make sure everything is completely smooth to avoid making any cracks or tilts. Ending3: If this person is a very good table player and is confident in winning, he or she can work that out quickly. [title] Invite your friends in! [step] Otherwise you won't have a clue whose opinion is best and should wait to bet until you're alone or several hours away from the party. Ending4: Someone you know or have a friendship with might also work. [title] Try a cocktail, instead of a beer.

Answer format: ending1/ending2/ending3/ending4