TMZ Live Britney to Shania Vegas is Mine Now!!

7/18/2013 11:30 AM PDT

TMZ Live: Britney Spears to Shania Twain -- Vegas is Mine Now!!

TMZ Live

Britney Spears is finally ready to open her Las Vegas show -- and sounds like it's gonna be awesome. But was it necessary for her camp to take a shot at Shania Twain? Who doesn't love Shania??

Plus, "Teen Mom" star turned porn star Farrah Abraham might have just proven she's the dumbest person in America. Is it even possible someone doesn't know who Trayvon Martin is??!!

And, "Weeds" star Mary-Louise Parker wants to quit acting because bloggers are too mean to her -- so to make her feel better (and to torture Charles) we read the meanest things said about him on
(0:00) Britney Spears' Las Vegas show is ... a revolutionary idea!
(6:00) Farrah Abraham is either the dumbest celebrity on Earth ... or a really clever marketer.
(10:00) Michael Vick joins the show to talk about his work with a new charity organization!
(15:00) Julianne Hough's new man -- spitting image of Ryan Seacrest!
(18:00) "Toy Hunter" Jordan Hembrough joins us to talk about finding and selling rare toys -- and to put a price on the hidden gems owned by our staffers.
(24:00) Lea Michele was very controlling of Cory Monteith -- but she couldn't watch him 24/7.
(28:00) Mary-Louise Parker hates mean comments about her acting -- so Harvey and Charles read the worst things written about them on
(32:00) Kanye West sells out of his $120 plain white t-shirts. One staffers has the balls to say that's not very expensive.
(34:00) Former "America's Next Top Model" contestant was busted for a slew of crazy charges ... and you won't believe what she looks like in her mug shot.
(36:00) The floor is yours!
(41:00) It's time again for Tim's rejected pitches of the week!