Usually they'll take her through the side door, depending on the venue of course.
The bus was there when we got to Seattle, but when V went in with Mark for soundcheck she walked in the front door right past Katia, Kev, and I. She said hi to us.
When they brought her in for the show, she came in through the side door because the band room at the Croc is tiny.
If you're thinking about strategy for Park West, I would guess she'll go in the front door and come out the side door.