Peter Andre has expressed his joy after his brother Chris welcomed a baby daughter with his fiancée, Jenna.Sharing the happy news in his new! magazine column, the 48-year-old revealed that the adorable newborn shares the same middle name as his 13-year-old daughter Princess.MORE: Peter Andre melts hearts with romantic holiday throwback picture of wife EmilyWATCH: Peter Andre treated to ultimate birthday surprise"I'm a proud uncle, as my brother Chris has welcomed a daughter called Crystalla," he