10/11/2012 at 03:55 PM EDT
needs your help!
The singer made her Instagram debut
earlier this week by sharing a photo of herself wearing a long blonde wig and a kimono while contemplating Halloween costumes.
"What ever am I going 2 b 4 #Halloween this year? #costume," she wrote.
The fashionable Black Eyed Peas member is no stranger to playing dress up – she was recently spotted sporting leopard print jeans