At school, Harper butts heads with transfer student Lily (Sophia Hammons), a budding fashion designer who hails from Britain ...

Following early reviews, Freakier Friday has debuted to mostly positive reception, earning a Fresh score on Rotten Tomatoes.

It could be a close race for first place at the box office as "Freakier Friday" and "Weapons" target similar debuts.

"I just remember just hoping I didn't screw it up," Chad Michael Murray tells PEOPLE of filming the scene with Lindsay Lohan ...