Here’s what you should know about their love for each other, what went wrong and their life after the split.
, Brand played rocker Aldous Snow, and during the filming, he shared his first kiss with the songstress, who was set to make a cameo.
4, British comedian Russell Brand revealed that he's once again off the market -- though he kept his new love's identity a secret.
"Russell and Alessandra have been quietly dating for months now and [have] even gone on holidays together, and, he took her to London with him," a source told Mail Online UK.
"They really are so cute together - I wish she wasn't so camera shy.
And the lucky gal was none other than Isabella Brewster, younger sister of "Fast & Furious" actress Jordana Brewster.
Brand, 37, draped an arm around his rumored paramour as the pair wandered through food stands and looked rather cozy.
Later, as he was leaving, he added, "I'm off to see my girlfriend." PHOTOS: Russell and Katy, the way they were The in September, he wrote that he was "presently beleagured by a nerdish, whirling dervish" and was "eschewing all others" to be with her.
Two weeks later, however, he said during a stand-up show that he was "currently single." Prior to dating Khan, of course, Brand was married to Katy Perry from 2010 to 2012.
She recently opened up about their divorce in an interview with the U.
K.'s , telling the paper she "was in bed for about two weeks" after their split.
The British comedian, 38, was reportedly first spotted publicly with Balazs in April during a lunch date in Venice, California and a source claims the pair is in a relationship.
Balazs is the 23-year-old daughter of Entrepreneur Andre Balazs, 56, who is dating comedian Chelsea Handler, 38.
w=300" data-large-file="https://heavyeditorial.files.wordpress.com/2014/11/kpt.jpg? w=780" class="size-full wp-image-809672" src="https://heavyeditorial.files.wordpress.com/2014/11/kpt.jpg? quality=65&strip=all" alt="katy perry depression" Katy Perry had a whirlwind relationship and marriage to British actor and comedian Russell Brand.