Updated On: 10 June, 2015 07:43 AM IST | | IANS
<p>Singer Rihanna dressed up as Pebbles Flintstones, a fictional character in the Flintstones franchise, at her niece's Flintstones-themed birthday party</p>

Rihanna
Los Angeles: Singer Rihanna dressed up as Pebbles Flintstones, a fictional character in the Flintstones franchise, at her niece's Flintstones-themed birthday party.
Rihanna. Pic/Santa Banta
The 'Diamonds' singer added some extra oomph to the party in an orange-and-black costume as she introduced herself as "Thotty Pebbles," reports aceshowbiz.com.