How do I solve 3 down in Times Cryptic 29536?

Question

Accepted Answer

3 down reads "Mixed drink’s popular — it’s good for getting people stoned" (9 letters); the answer is SLINGSHOT. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Mixed drink’s popular — it’s good for getting people stoned (9)

3D — Mixed drink’s popular — it’s good for getting people stoned (9) — SLINGSHOT