As McDonald's "Summer of Happy Meal Fun" winds down this month, it is launching a PR effort to promote the final Happy Meal offering of the summer - one of eight miniature Hummers.

"This is our first Happy meal promotion with GM," said Shannelle Armstrong, manager of McDonald's US communications. "We want to give our guests an opportunity to engage with an iconic vehicle, the Hummer." The cars will be available in Happy Meals from August 3-31.

Idea: To announce the ...