My Alien Parents

I thought I knew everything there was to know about my parents, like what they always eat for breakfast. Then one morning, everything changes. Mom suddenly hates tea and loves cornflakes and Dad’s scarfing down poached eggs like there’s no tomorrow ― which, by the way, there may not be unless I can figure out what’s gone wrong. Can it really be that Mom and Dad have been replaced by aliens from another world? And what the heck happened to our dog? “The Guru of Gruesome!” ― Booklist