11 books
Sorry I Was Late I Was Busy Exercising My Hands
Sorry I Was Late I Was Busy Jacking Off
Sorry I Was Late I Was Busy Hand Fucking
Sorry I Was Late I Was Busy Self Gratifying
Sorry I Was Late I Was Busy Frigging
Sorry I Was Late I Was Busy Engaging In Solitary Sex
Sorry I Was Late I Was Busy Playing With Myself
Sorry I Was Late I Was Busy Jerking Off
Sorry I Was Late I Was Busy Self Polluting
Sorry I Was Late I Was Busy Wanking
Sorry I Was Late I Was Busy Fapping