Books like Samantha Saves the Wedding
Valerie Tripp
Samantha Saves the Wedding is 41 pages, about 45 minutes at 250 words a minute.
9 books to read next
How long each takes
Always and Forever, Lara Jean 6.1 h 
The Statistical Probability of Love at First Sight 4.5 h 
Junie B. Jones Is (Almost) a Flower Girl 1.3 h 
The Scarecrows Wedding 35 min 
The Wedding Planner's Daughter 3.7 h 
Save the Date 7.8 h 
Betsy's Wedding 5.4 h 
Betrayed by Love 2.9 h 
Monster High Diaries 2.9 h Bar height shows length. Estimated at 250 words a minute.