SWEET NOTHINGS Dave, Kim • Idol incest: American Idol winner David Cook went out on a date with Idol alum Kimberly Caldwell. She realizes he's almost bald, right?
• Stress test: According to military data released Tuesday, nearly 40,000 military personnel have been diagnosed with post-traumatic stress disorder since 2003. Between 2006 and 2007, the number of new PTSD cases increased by almost 50 percent.
• Past due?: J.R.R. Tolkien's 83-year-old-son claims New Line Cinema owes him some $160 million from the Rings trilogy.