In Sharknado 2 : The Second One , April Wexler wrote a book titled `` How to Survive a Sharknado and Other Unnatural Disasters '' .
Fin Shepard and his ex-wife April Wexler are flying to New York City to promote , How to Survive a Sharknado and Other Unnatural Disasters , a book April has written about the Los Angeles sharknado .
Sharknado 2-COLON- The Second One