Leah McSweeney dishes on new 'RHONY' season, says Ramona Singer 'hard on her'

'Float like a butterfly, sting like a bitch." That's the motto brand-new "Real Housewives of New York" star Leah McSweeney swore by while filming her first season of the Bravo reality-show franchise, dropping April 2. "Being on the show is like being in your primal state," McSweeney exclusively told The Post between swings at Tribeca's...