Elton John’s husband, David Furnish, shares the secrets to their successful relationship

In an interview with People, Furnish opens up about the steps they take to keep their relationship strong, including the fact that they've "never been dishonest with each other."

Furnish co-directed the new documentary Elton John: Never Too Late with R.J. Cutler, which just premiered at the Toronto Film Festival. It will stream on Disney+ Dec. 13.