Celebrities such as Corey Feldman and The Temptations will reportedly attend and perform at a private memorial at a Los Angeles-area church, June 21, for late star Jeff Conaway, RadarOnline.com has exclusively learned.

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Marilyn Manson, a good pal of the late actor, has also been invited to the event, which will be held by Conaway's ex-girlfriend, Vikki Lizzi.