In June of 2013, Rihanna obtained a restraining order against Robert Melanson after he was captured on the roof of her house. Sicko!
Ashley Tisdale contacted the police in 2013 after receiving 18,000 messages from some nut case, who wrote messages such as: "I'll never lose u baby even in 20 years til infinity you'll always b my best friend."
Kate Gosselin actually received an apology from a woman who stalked her on Twitter in early 2013. Creepy.
In February of 2013, Alyson Hannigan was grante a restraining order against a mentally unhinged individual who had been threatening her life via the Internet.
Bristol Palin was also granted a restraining order in early 2013... after receiving a marriage proposal from some huge creep!
Robert Linhart, a retired NYC firefighter, was arrested in 2010 for stalking Madonna. He stood outside her residence annd held up a sign that read: "M, the Universe brought us together in 1992 and again this year in Prague. Meet me please XXX."