The dating market just got a bit more competitive: Amber Heard is a single lady.

Amber and her artist/photographer girlfriend, Tasya van Ree, have reportedly brokenup after four years of dating. But there’s more to thisstory than meets the eye…

Amber Heard and girlfriend break up - Is Johnny Depp Involved?

Two weeks ago, rumors swirled  that Amber hooked up with Johnny Depp while filming TheRum Diaries. Last week, news broke that Johnny and longtime partner Vanessa Paradis split. And now this?While the Johnny/Amber hookup is still only a rumor, the evidence seems to be piling up.

Our favorite random bit of gossip from this saga so far? Oh, just thatJohnny bought Amber a horse as a gift. IAccording to E! Online, Johnny has beenriding a lot while shooting The LoneRanger and wants Amber to ride with him. It’s such a strange and specificnews bite that we kind of buy it. And it's such a Johnny move, right? It's the quirky A-list celebrityversion of buying a girl flowers.

It’s always a bummer when news comes out that celebs havebeen cheating, and while none of this is confirmed, it's definitely something to keep an eye on. And while we don’t approve ofinfidelity, we can't help but think about the children that these two could make together.Can you even imagine an Amber-Johnny hybrid? It’s just too much.

Do you think Amber and Johnny are really hooking up??

Photos Courtesy of Getty Images and Fame Pictures