Justin Timberlake has taken the next relationship step in making an honest man woman out of Jessica Biel — he’s asked her to move in with him. According to In Touch Weekly

“Jessica is preparing to live in Justin’s Hollywood Hills home,” [says] an insider. It’s a big deal for Justin, 27, who has never taken this relationship step before, but the insider insists that “they’re definitely headed for marriage. Moving in is just the beginning.”

If you’re wondering the difference between a girlfriend and a wife is, it’s very simple. When she’s your girlfriend, she looks like Jessica Biel above. When she’s your wife, she starts to look like Jessica Biel below. Don’t say I didn’t warn you, boys!

Watching a Marlins game last month: