Brandon Jenner will let his children watch his reality TV shows when they get older. The 42-year-old musician – who has eight-year-old daughter Eva with his ex-wife, Leah James and three-year-old twins Bo and Sam with his second wife Cayley – has appeared on numerous reality shows over the years and has no problem with his kids watching them. Brandon – who was in ‘Keeping Up with the Kardashians’, ‘The Hills: New Beginnings’ and ‘Princes of Malibu’ – told Us Weekly: “They can watch whatever they want to watch. [We] won’t have rules around that.” Brandon is the son of Linda Thompson and Caitlyn…