Kristy Lee Cook must have had a roller coaster day yesterday. Although she got booted from American Idol last night, she also got some good news.Us Weekly reports that her boyfriend proposed to her! Kristy says he actually did it twice. The first time was on March 17th, but they kept it on the down low so she could keep focused on the show. Then last night, he got down on his knee.Kristy says, "He owed it to me!" The two are planning on getting married in June 2009. No one knows who the mystery man is, but we're sure the tabloids will start invading his space any minute now to get a pic of him.