Deadly nightshade

The flowers are the exact same.

Why do you believe it is Bittersweet Nightshade?

This is Bittersweet Nightshade; Solanum dulcamara.

Thanks for the info. I guess I have some work to do to erradicate this plant!

Sorry - finger hit the arrow to post! I had this plant all over my yard in Pennsylvania. It's invasive so say the least, and a royal pain in the rear to eradicate. If you ever deal with it with bare hands, be SURE to wash thoroughly with soap and water immediately after! It is highly poisonous to consume, and you don't want to risk eating with the juices on your hands. It won't be pleasant .

An invasive alie