Details are still developing, but it looks like Britney Spears is a single mom again. She and her boyfriend, David Lucado seem to have called it quits!! E! News is confirming that the two have called it quits and a source tells them, "she is heartbroken. She is in Vegas. But she will get through it. She's a strong girl and he was never right for her." And according to this tweet, she's gonna be enjoying the single life: