President Obama's 18 year old daughter has been captured on camera smoking a very suspicious looking cigarette at the Lollapalooza festival in Chicago.

In what appears to be a Snapchat type video, Malia Obama is seen puffing on what many seem to suggest is a cannabis joint.

Cannabis has been decriminalised in the state of Illinois and people are allowed to possess up to 10 grams of the drug.

The First Daughter attended the festival last month, which featured acts like Red Hot Chili Peppers, Radiohead and Lana Del Rey.

At the same festival, Malia was captured on camera twerking on stage!

But is she just being a typical teenager? Kim Buckley has this report: