The hills are alive with the sound of feuding!

Rumors swirled of a rift between best friends Brandi Glanville and Lisa Vanderpump after the "Real Housewives of Beverly Hills" season 4 trailer premiered last week showing the two in conflict.
Brandi visited "Bethenny," where she spoke about their relationship "hiccup," Where do things stand now between the two? Watch:

toofab reached out to Lisa Vanderpump's rep for a comment but have yet to get a response.

Of course, Brandi's best known for feuding with another famous celebrity: her ex-husband's wife LeAnn Rimes. One thing LeAnn did upset Brandi so much she began medicating. What drove Brandi to the point where Xanax was "her friend?" Find out:

Be sure to catch Brandi's full interview with Bethenny Frankel today. Plus, to see what happened to her and Lisa Vanderpump, watch "The Real Housewives of Beverly Hills," premiering November 4th.