Mr. Louie is Screwy! (My Weird School Book 20) by Dan Gutman (Paperback, 2007)

In the twentieth book in the My Weird School series, something groovy is going on! It's Valentine's Day! And Mr. Louie, the hippie crossing guard, put a love potion in the water fountain. Now teachers are flirting with each other! Girls are asking boys out on dates! Will A.J. have to kiss Andrea? Not if he can help it. Yuck!

Publisher ‏ : ‎ Harper Collins Children's Books
Publication date ‏ : ‎ 12 Dec. 2007
Language ‏ : ‎ English
Paperback ‏ : ‎ 112 pages
ISBN ‏ : ‎ 9780061234798
Reading age ‏ : ‎ 7 - 10 years
Dimensions ‏ : ‎ 12.9 x 0.8 x 19.8 cm
Book 20 of 21 ‏ : ‎ My Weird School