This is Metro (the company in charge of the trains in Melbourne's metropolitan area) dumbing down the message of "Keep clear of trains" so even stupid people understand. :/
I'm planning to stay out of group themes for a while so I keep the same set for a good time. But I am known to change my avatars about 5 times a year. ;D
Launch marshmallows at the Martians. It makes them fizzle and disintegrate. George Washington used this against Andrew Jackson in the War of 2453 and 3/4ths.