我本來就不贊成出門度假，偏偏沒有人要聽我的……
一年一度的耶誕節來了！葛瑞的爸媽面對冷颼颼的天氣、百廢待舉的假期，忽然心生一計，決定帶著一家大小到熱帶小島度假去！全家都對這趟假期興奮不已，只有葛瑞百般不樂意！
葛瑞一家盼望著悠閒的美好假期，迎接他們的卻是緊張刺激的小島大冒險──在機場弄丟行李、爸爸水土不服，大夥兒還要大戰劇毒的箱形水母、大蜘蛛！葛瑞一家人要如何化險為夷？難不成美好的小島假期卻要以災難收場？
With the cold weather setting in and the stress of the Christmas holiday approaching, the Heffleys decide to escape to a tropical island resort for some much-needed rest and relaxation. A few days in paradise should do wonders for Greg and his frazzled family.
But the Heffleys soon discover that paradise isn't everything it's cracked up to be. Sun-poisoning, stomach troubles and venomous creatures all threaten to ruin the family's vacation.
Can their trip be saved, or will this island getaway end in disaster?
【適讀程度】
Age Range: 8 - 12 years