Jim Cramer Answers Viewers' Questions on Twitter and Sirius XM

As the first full trading week of 2014 begins, Jim Cramer answers viewers' Twitter questions from the floor of the New York Stock Exchange. He reveals his beliefs about U.S. equities this year as some expect a correction in the stock market and details the key to Twitter's longevity following a ratings downgrade from Morgan Stanley. Also, as Sirius XM Holdings climbs on a buyout offer from Liberty Media Corporation, Cramer explains why it's conceivable that the stock will ultimately get back to highs.

At the time of publication, Cramer was long ___.