Avril Lavigne and Deryck Whibley Vacation in St. Tropez

Jun. 25 2011, Published 6:23 a.m. ET
Avril Lavigne and Deryck Whibley Vacation in St. Tropez
1. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.
2. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.
3. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.
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4. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.
5. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.
6. Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.

Avril Lavigne, in a purple bikini, joins ex-husband Deryck Whibley and friends on a boat ride while vacationing on the French Riviera.