Welcome to Holmes County, Ohio, where twins Mattie and Mark Miller get a case of Green Fever. When their out-of-control jealousy begins to cause big trouble at every turn, will these energetic nine-year-olds learn the value of contentment before it's too late? You'll fall in love with the fourth release in the Double Trouble series from bestselling author, Wanda E. Brunstetter. Double Trouble Series: Book 1 - What a Pair! Book 2 - Bumpy Ride Ahead Book 3 - Bubble Troubles Book 4 - Green Fever