Corey Simms' dad praised his parenting this morning on Instagram. Corey Simms' father is proud of the man he's become. Leah Messer Feuds With Corey Simms: 'I Don't Think I'm Perfect' Although Simms, along with his ex-wife Leah Messer, have faced backlash because of their ongoing feuds on Teen Mom 2, Jeff Simms feels he's doing great as the father of his 5-year-old twin girls, Ali and Aleeah.