American Idol Season 8 alum Adam Lambert, Allison Iraheta and the big winner Kris Allen will be featured in the upcoming Walmart: Soundcheck . The three American Idol finalists talk about the sold out, and very successful Idol tour, and their most unforgettable first experiences together. Wearing a stylish black leather jacket and a rocker shirt, plus a brushed up hairdo, Adam Lambert revealed: We make fun of each other a lot and added that they are like family now. Meanwhile, AI Sea