The M.I.A line that was debuted on the first season of the Real Housewives of Vancouver is from the 2011 Holiday collection of the brand "Blaque Label". The original label was simply ripped out and replaced with "M.I.A".
Here's a photo of the models from Mia's M.I.A fashion launch in Vancouver:
And here's screenshots of some of the dresses listed on varies websites:
|Model first from left|
|Model second from right wearing it in black|
|Model 5th from left|