Prince Philip waves as he is driven away from Papworth Hospital in Cambridge, England, on Dec. 27, 2011. (STRINGER/Getty Images)

Prince Philip, husband of Queen Elizabeth II, was discharged from the hospital Tuesday, after receiving treatment for heart problems.
The 90-year-old prince smiled and waved to reporters as he left Papworth Hospital in Cambridge, according to the Telegraph.
Buckingham Palace said Philip was feeling "very cheerful" and looking forward to seeing the rest of the Royal family, whom he will join at the Sandringham country estate in Norfolk.