South Dakota Governor Kristi Noem has been slammed for filming a bizarre ad for a Texas dentist, RadarOnline.com has learned. Noem’s name has been in the mix of potential picks for Donald Trump’s running mate — and thanks to a new set of veneers she’s excited to show off, her smile is ready for the campaign trail. On Monday, the pro-MAGA Republican shared a truly odd five-minute video praising a Houston-based dentist for her new teeth. “I’m the governor of South Dakota, and [I] had the opportunity to come to SmileTexas to fix my teeth, which has been absolutely amazing,” Noem said in the clip….