American Bittersweet
"Celastrus scandens"
If the birds don't beat you, you'll see bright red seeds inside the bright yellow pods as they open.
Fruits are toxic. All parts may be toxic. Do not ingest. This plant has some folk medicine uses, however. Thanks Soggyfeet...

bittersweetbittersweetcelastrusscandensvineyellowpodredseedmedicinefolktoxic'americanbittersweet'