On Valentine's Day the only way to "get off the train" would be to find a date, to give up in the pursuit of finding a date or when the clock strikes midnight and you're all alone.
Related: To be on the desperation train / To be on the train of despair / To be riding the train.
- I'm on the train this year.
- No worries dude, you'll be off the train way before V-day.
A: "So I was..."
B: "I can't hear you I'm on the train!"
A: "Sorry what's all that noise? I can't really hear you."
B: "What? I'm on the train, I can't hear you!"
A: "You're on the train?"
B: "No... I'M ON THE TRAIN!!!"
C: "Shut the fuck up!!!! Can't you just be a bit fucking considerate to your fellow passengers for fuck's sake??!!"