Sister Wives Star Logan Brown Is Engaged to Michelle Petty

This Sister Wives star has a wife-to-be of his own! Logan Brown, son of the TLC reality show's Kody and Janelle, is engaged to Michelle Petty, he tells PEOPLE exclusively. The couple have been dating for almost three years and have been friends for five. So, how'd the proposal go? "We were on Congress Bridge in Austin, Texas, enjoying the city," Logan tells PEOPLE. "We had just finished seeing a favorite band of ours. Unfortunately, nothing in my elaborate plan had successfully gone through. So ...