Mirabelle and the Midnight Feast - Harriet Muncaster - Bog

Ninth in the series about Mirabelle, Isadora Moon's cousin. She's half fairy, half witch, and totally naughty! Best friends Mirabelle and Carlotta sneak into big sister Edith's bedroom during a sleepover and accidentally break one of her prized possessions. If Edith finds out, they're in big trouble. Does this mean the end of their planned midnight feast?