Tweet Being grilled on the blog today is Liz Gallagher, author of recently published My Not So Still Life. She’s here today to share a little bit about her past in a post that we invented on The Teen {Book} Scene called “Teenage Garage Sale”. Let’s see what things we might be able to buy if we went back to Liz’s teen days! Ooh, fun. Picturing my old room … I’d have oodles of cassette tapes to sell. As a young teen, I wouldn’t have parted with any New Kids on the Block or Debbie Gibson. They would’ve been priceless.…