MayDay! - Amy M. Reade

Lilly Carlsen has planned the perfect wedding reception for her brother, but her plans unravel in spectacular fashion when a dead body turns up and someone's dangerous prank spirals out of control.  

After Bill and Noley head off to their well-deserved honeymoon in the tropics, Lilly is determined to find out who was behind the events that turned a fairy-tale evening into the worst reception in Juniper Junction history. But all is not as it seems, and Lilly may be putting herself in grave danger by attempting to uncover the culprits. 

And to make matters worse, serious family issues are mounting and Lilly may have to do the one thing she swore she wouldn't do...