Oprah looks back on pop culture presence before finale: 'Help me Oprah Win-a-frey!'

As the cast of "How I Met Your Mother" eloquently pointed out during this week's episode, a world without "The Oprah Winfrey Show" is a scary and foreign idea -- but one that we'll all have to face when it concludes its run on May 25.

And no one knows the significance of this moment more than Team Oprah. So for the latest promo for the show's last episode, it calls on 25 years' worth of cultural references.

Considering Winfrey's ubiquity, the 36-second run time barely scratches the surface, but there are tons of goodies in there -- including the never-gets-old "Saturday Night Live" spoof of "Oprah's Favorite Things."

From "Sleepless in Seattle" to "Talladega Nights" and "The Golden Girls" to "30 Rock," here's a quick look back at Winfrey's influence over the last few decades: