After Greg grabbed the branch hanging over the water he noticed that his bathing suit was drifting away.
In "Diary of a Wimpy Kid," Greg and the other kids are relaxing in the river, floating in their tubes. But Greg ends up at a rough part of the river and gets tossed out of his tube.
To avoid being carried away by the current and drowning, Greg grabs a branch that is hanging over the water. Not long after doing that, he realizes his bathing suit is floating away from him.
"Diary of a Wimpy Kid" is a funny book and Greg is the type of character that has to face a series of unlucky, embarrassing events.
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