Brian Wilson has issued a desperate plea for any information on the whereabouts of Markus Sandlund, a cellist from the Stockholm Strings & Horns who played on his recently released recreation of the lost Beach Boys album "SMiLE." Sandlund was vacationing in Thailand when the area was battered by a tsunami following a Dec. 26 earthquake in the Indian Ocean and has not been heard from since. "I have been devastated since I heard the news that Markus is missing in Thailand," Wilson says in a statement. "We have sent an agent to see what we can find out, but...