Allison Janney, Jimmie Johnson

She's hilarious and an Emmy-winning "Mom"… ALLISON JANNEY is back! There's always more fun where this talented actress came from, and she's here to share it with Ellen, as the sun gets brighter and the summer temps set in! Plus, NASCAR driver JIMMIE JOHNSON is here to chat and share some favorite moments from his hilarious stint on "Repeat After Me"!