Kim Kardashain turns 31 years old on Friday.

But the most famous Kardashian isn't all too excited about her birthday.

I think 31 is even worse . . . it's like now I'm really an adult! she recently told E! News.

The reality TV star has been receiving birthday wishes from family members, celebrity stylists, TV personalities and a famous Canadian singer.

Happy Birthday to my favorite Sister of the day @KimKardashian! Let's boogie! brother Rob wrote on Twitter.

Happy Birthday to my favorite sister of the day @KimKardashian! Let's party like it's 1980! echoed sister Kourtney.

Justin Bieber, who has famously proclaimed his love for Kardashian before, also sent some wishes.

happy bday, Bieber simply wrote on Friday.

Kardashian who just wrapped filming season two of Kourtney and Kim Take New York, has had quite the year.

From her much anticipated fairytale wedding to Kris Humphries, to her psoriasis diagnosis, to her reality TV duties, to her fashion and perfume lines, Kardashian has been busy.

Now, 31-year-old is dealing with rumors of a potential breakup with Humphries, just two months after their million-dollar wedding extravaganza.

Despite the rumors, Kardashian seems to be in good spirits, as she gears up to leave New York.

Good morning dolls! Last day in New York! Off to Las Vegas tomorrow! Can't wait! she wrote on Friday morning.

Here's a photo tribute to the birthday girl, Kim Kardashian.