"Dancing with the Stars": Season 13 Cast Leaks

The new cast of "Dancing with the Stars" is due to announced on "Bachelor Pad" tonight , but the  Twitter account DWTS Gossip has just leaked what it claims is the full cast .

The reported contestants include :
Nancy Grace
Kristin Cavallari
Chynna Phillips
Ricki Lake
Hope Solo
Elisabetta Canalis
David Arquette
Rob Kardashian
Ryan O'Neal
J.K. Martinez
Chaz Bono
Rob Artest

Gossipcop has previously reported  on  Bono and Phillips participation .
What do you think about this possible new cast ?