After being stood up by her partner Brad (William McNamara), Rachel (Jamie Luner) soon meets Michael (Johnny Messner) and his teenage daughter, Sophia. During Christmas Eve pageant rehearsals, Sophia finds herself challenged to hit the high note in her solo of Hark! The Herald Angels Sing. Rachel offers to coach Sophia’s performance and discovers a new interest in Michael.
When scientist Dr. Simon invents a genetic transformation machine, evil business men scheme to steal his billion dollar idea. But before they get the chance, Dr. Simon’s two-year-old grandson accidentally turns his body into a thirty-year-old man and runs off. Now his siblings must catch him and figure out how to change him back before their parents get home – and before the bad guys get to him first.
Left home alone with his dog Harry, young Ray finds himself in a bit of trouble when Harry gets loose in the suspicious neighbor's house and accidentally knocks over a top-secret invisibility potion! Now, with crooks and the FBI on his tail, Ray needs to find his invisible mischievous mutt before they do - and get Harry back before his parents get home!