To win a pair of tickets to Serena's headline show in San Diego on April 12 at The Casbah, simply tweet the following:

"Hey @SerenaRyder, I want the free tickets to your show in San Diego on 4/12 at The Casbah! RT this to win!"

The winner will be picked at random this time tomorrow (April 8) and contacted via Direct Message on Twitter, so make sure you follow Serena at Twitter.com/SerenaRyder so we can contact you if you are picked. 

Transport will not be provided so you must be able to make your own way there and back.

Tickets are still available to buy for the show at The Casbah in San Diego CA on April 12. Click here to buy yours.