Katharine McPhee and David Foster wear T-shirts in Canada

They forgot their jackets because Katharine McPhee and David Foster are so used to obtaining hot and heavy.

Going to follow their steamy makeout session last week,

...the couple wanted to unwind by traveling to Foster's home nation in the north.

The former "American Idol" contestant announced the story on Friday.

On her Instagram Post, she submitted a picture of the two in the snowy Canadian mountains.

In brief T-shirts, they are noticeably underdressed.

While posing beside a helicopter, the pair snuggled up side by side to keep warm.

McPhee, 38, did wear soft pink leggings with a black tee and matching black snow boots.

Whilst also she appeared to be wearing a coat, she have choose to sling this over her shoulders.