Complex sentence: Miranda Cosgrove just like Snoop made her guest appearance in Big Time Christmas they needed two celebrity duets and they see Miranda on the TV she is in L.A. doing her Christmas show "Have Yourself a Miranda Little Christmas".
Split into simpler sentences: Miranda Cosgrove just like Snoop, made her guest appearance in Big Time Christmas. They needed two celebrity duets and they see Miranda on the TV and found out she is in L.A. doing her Christmas show "Have Yourself a Miranda Little Christmas".