Siobhan Magnus, the unique Cape Cod girl with the big voice, opened up about her American Idol journey and the road ahead in a recent press call. She talked about everything from singing the high notes to Adam Lambert to her future plans. You are not alone if youre wondering how Siobhan manages to hit those high notes. Im pretty sure I figured out how to do that in the shower in high school one night, she recalled. Im an avid shower singer to much of the dismay of my family and my neighbors, but...