Naughty Adventures Of Pepito Book 2 -

“It remembers everything,” Lola whispered. The Snortlepig was invisible, but you could see its path: teachers’ chalk would turn to cheese, stairs would become slippery with jam, and every time Pepito tried to apologize, his own pants would fall down.

Pepito looked at Lola. “I’ve never done a selfless prank in my life.” Naughty Adventures Of Pepito Book 2

“Impossible,” Lola said.