starfucker

noun

a person who seeks to have sexual relations with celebrities; groupie
a person who seeks to associate with famous or powerful people

Derived Formsstarfucking, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012