. >> reporter: dr. mike dixon. >> hello. i'm dr. mike dixon. if you're considering plastic surgery -- >> rorter: well known, he's divorced, wealthy, and used to date richelle. >> he had a place in amarillo and i went there to get botox injections. >> what attracted you to him? >> he was funny, he was very witty, and he was enjoyable. if it can be eoyable to have somebody put needles in your face, you know, i guess that's about as enjoyable as it could be. >> reporter: richelle and dr. dixon had dated for a yeaear and a half before they broke up and she started seeing dr. sonnier. >> did he know about your >> he knew that i was dating joseph. he called him by name in a series of text messssages, ying to get me to go out with him and to meet him for coffee. >> reporter: richelle says she rejected his advances but he was persistent. >> so he wanted you to see him on the side, basically? >> he wanted me to come back to him. i told him no. >> reporter: but is dixon the kind of man to take no for an answer? johnson wants to find out. so he drives two