Peyton & Eli Manning are joined by Jameis Winston and Marshawn Lynch for the Week 18 ManningCast during Seahawks vs. 49ers. Watch Jameis sing “Happy Birthday” to Eli, break down the 49ers’ offense, and see how many FCC fines Marshawn can rack up while reminiscing about his playing days. 📺 Watch Monday Night Football on ESPN — and The ManningCast with Peyton & Eli on ESPN2. 🏈 Watch more of Peyton & Eli on the @NFL YouTube channel 👉 Don’t miss the next ManningCast during WildCard Week! #peytonmanning #elimanning #nfl #football #sports #jameiswinston #marshawnlynch #49ers #seahawks #superbowl #playoffs