Yes - if your guest is using a park ticket to come to the event, you shouldn't be charged the viewing fee for them. So, viewing fees are just there to cover those who don't have park tickets.
By the way, not sure, but did you mean to put this in the Planning boards, or on the main Weddings questions board?
Save Up to 30% on Rooms at Walt Disney World!
Save up to 30% on rooms at select Disney Resorts Collection hotels when you stay 5 consecutive nights or longer in late summer and early fall. Plus, enjoy other savings for shorter stays.This offer is valid for stays most nights from August 1 to October 11, 2025.
CLICK HERE