Lamas' passion for partying was evident almost immediately after she got engaged to Grant, as her appearance on the cover of Girls Gone Wild's June 3 issue was made public the day after he the popped the question during The Bachelor: London Calling's pre-taped finale in May.
While Grant initially characterized the provocative photo spread as a "storm in a teacup," it apparently struck a nerve with the British The Bachelor star.
"After he moved to L.A. and saw her constantly partying and clubbing, he realized that she wasn't behaving like a woman who was ready to be in a serious relationship," a source close to Grant told Us.
"Shayne seemed more interested in getting publicity and being part of the Hollywood scene than she was in the relationship."
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