Music stars Rihanna and Amy Winehouse will be competing against each other for two top awards at the MTV video music awards in September.

The singers are contenders for the best video and female artist of the year prizes at the annual awards show.

Rihanna's Umbrella and Winehouse's Rehab are two of the five videos nominated for best video, the top honour at the show. The two singers will be competing against the likes of Justin Timberlake, Beyonce Knowles and Kanye West for the award.

The nominations, which were announced on MTV's Total Request Live, saw 19-year-old Rihanna's talents with a brolly acknowledged for honours in five different categories, including and 'monster' single of the year.

Amy Winehouse bagged three nominations for her album Back to Black and is also in the running for the best new artist category – since her latest album was her first release in the US.

The neo-soul singer will face stiff competition from Lily Allen, American Idol winner Carrie Underwood, Gym Class Heroes and Peter Bjorn & John for the prize.

Justin Timberlake and Beyonce Knowles were joint leaders for the most nominations at seven each. Timberlake's video What Goes Around and Beyonce's Irreplaceable are frontrunners for the top awards of male artist of the year and female artist of the year.

The awards show will take place in Las Vegas on September 9th.

08/08/2007 07:34:36