Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make a dirty girl scout shot [title] Fill a cocktail shaker two-thirds of the way with ice. [step] You will be straining the ice out when you pour the final drink. If you'd like ice in your final drink, fill the glass with ice now.

Ending1: [title] Shake and strain the contents, as you pour. [step] Stir the contents of the shaker so that there is no loose ice. Ending2: [title] Fill the shaker halfway with ice. [step] You will know when you have filled the shaker halfway with ice when the ice is solid and light. Ending3: [substeps] The shaker should be well-filled and slightly strained, which will keep the contents together. [title] Wedge the empty cocktail shaker over the ice. Ending4: [title] Add the bailey's irish cream, green crème de menthe, and crème de cacao. [step] For a stronger drink, add ½ ounce (10 milliliters) of vodka.

Answer format: ending1/ending2/ending3/ending4