"[A]n excellent Pajama Storytime choice! … A good purchase for a fun readaloud."
-- Mom Read It
"The fierce competition and Viktor’s humorous commentary filled with puns and alliteration will keep readers on the edge of their seats."
-- Children’s Literature Comprehensive Database
"...who can sleep through loud noise, extreme cold, complete darkness, amongst others? You’ll have to find out in this thrilling, suspenseful book!"
-- Stories with Jojo