Mark Ronson, who co-wrote “Shallow” with Lady Gaga, talks about the chemistry between Lady Gaga and Bradley Cooper on the set of “A Star is Born.” ►► Subscribe To WWHL: Watch WWHL Sun-Thu 11/10c: WWHL Website: Follow WWHL: Like WWHL: WWHL Tumblr: 'Watch What Happens: Live' is Bravo's late-night, interactive talk show that features guests from the world of entertainment, politics, and pop culture. Hosted by Andy Cohen, the series includes lively debates on everything from fashion, the latest on everyone's favorite Bravolebrities, and what celebrity is making headlines that week. Past guests who have joined Cohen in the Bravo Clubhouse include Sarah Jessica Parker, Tina Fey, Khloe Kardashian, Jennifer Lopez, Liam Neeson, Kelly Ripa, Jimmy Fallon, Anderson Cooper, Jennifer Lawrence, and Lance Bass. Watch More Bravo: Bravo Website: Bravo Youtube: Follow Bravo: Like Bravo: Pin Bravo: Bravo Instagram: Bravo Tumblr:

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