In a St. Charles supermarket parking lot, the duo was cheered on by dozens of fans, some of whom arrived as early as 7 a.m. to catch a glimpse of the celebrity siblings.
Casey Wheeler drove from Belvidere and says the trip was worth it thanks to a picture she snagged with Donnie Wahlberg.
The actor said he's excited to open up a restaurant in his hometown and another in downtown Chicago, calling Illinois an ideal state for these eateries.