TMZ Live Oprah ... Losing Her Mojo?

3/12/2012 12:30 PM PDT

TMZ Live: Oprah ... Losing Her Mojo?

Oprah Winfrey is losing her Midas touch -- how else do you explain a glaring mistake during her Whitney Houston special on OWN? We're breaking down O's interview with Whitney's daughter and sister-in-law ... and wondering how Oprah missed one HUGE question!

Also, Reza from the new reality show "Shahs of Sunset" is with us -- and he has some choice words for his critics ... one of 'em right here in our newsroom. Plus, is Donald Trump Jr.'s safari killing spree senseless savagery or justified hunting?

(1:45) We got video of Charlie Sheen hammered again ... should the people behind his new show be alarmed?
(5:51) Oprah fails to challenge Whitney's sister over her tub comments ... some think she's lost her mojo.
(10:10) Marie Osmond pees herself while on stage ... yes, there's video ... and yes, it's awesome.
(11:40) Rihanna shows off the girls ... again.
(18:20) Kim and Kris' $7 mil war.
(22:01) Shahs of Sunset star Reza joins us live -- he doesn't care that the show highlights Persian stereotypes.
(25:31) Brad Pitt ... proud driver of a minivan.
(27:31) Aubrey O'Day's dogs rub their buttholes on a restaurant table ... igniting a health dept. investigation.
(31:51) Debate of the day -- would you let Joe Jackson knock you up ... with hopes you make another MJ?
(35:10) How many licks does it take to contract a virus at Knott's Berry Farm?