1.5 — 15-year-old berates his newly ex-girlfriend on the train, gesticulating wildly with right hand while holding up jeans with left hand.
2.1 — Man sitting next to you is conversational — and has 30-second repeating memory loop.
2.7 — Oh, there's a reason no one was sitting in that seat!
2.9 — Pair of men are actively engaged in discussion over what they heard on Alex Jones' radio program that evening
3.1 — Entire elementary school class boards the L-Taraval, infects train car with contact sugar high.
3.5 — Psychotic ex-spouse boards — Oh, thank God. That was someone else wearing a straightjacket.