Be/go along for the ride: to join in an activity for pleasure but without being seriously interested in it 湊熱鬧,隨大流
Some of the group are not really interested in politics---they're just along for the ride. 這一群人里有些人并不是真正對政治有興趣---他們只是隨大流而已.
The guys all went to a football match, and I went along for the ride.
I don't know anything about football. I'm just going along for the ride.

Take sb for a ride: cheat or deceive sb 欺騙,愚弄(某人)
If you've paid 6,000 pounds for that car you've been taken for a ride! 你要是真的花了600英鎊買那輛車,你可是挨宰了!