Making Waves — H.B. Gilmour; Randi Reisfeld

Emily, Jenna, and LJ have been a trio forever. So when new girl Aubrey shows up at the summer pool, they're ready to make room for a fourth! Aubrey is friendly, bubbly, and definitely has that it factor. But then she starts ditching the girls at the last minute, and makes lots of lame excuses when she can't hang out.

Could Aubrey have a secret? And will Emily and her friends stick around long enough to find out what it is?