There'd be crossovers. And they had no problem with each other. And it was blissful."
Russell also admitted he has to fight to keep his natural urges in check, adding: "If I leave food alone, I start to think food is the answer. If I leave sex alone I think sex is the answer. Or love."
The 36-year-old star also told how he recently celebrated his ninth 'birthday' of becoming sober, which he finds more significant than his actual birthday in June.
Meanwhile Katy's parents - strict Christian preachers Mary and Keith Hudson - have spoken publicly for the first time since their daughter's marriage break up.
Mary told the Church on the Rise congregation in Westlake, Ohio: "I'm sure that Katy's trending on the internet was to get you here to church tonight.
"I mean all over the world, who knows how God is bringing them in? The most important thing is you are here and God wants to put the fire in you in 2012."
Katy followed that up with an angry-sounding tweet, saying: "Concerning the gossip, I want to be clear that NO ONE speaks for me. Not a blog, magazine, "close sources" or my family."
- BANG! Showbiz