Here's the things you need to know from this weeks WWE Smackdown as Sami attacked Roman Reigns.

Bloodline arrive

Ricochet & Braun Strowman vs Imperium

Gunther removed from ringside

What will the Jey Uso do next week?

Dominik Mysterio & Rey Mysterio race in NASCAR

Charlotte Flair vs Sonya Deville

Roman Reigns asks about Jey Uso

Viking Raiders vs Brawling Brutes

Drew McIntyre & Sheamus attack Viking Raiders

Uncle Howdy & Bray Wyatt segment

Shayna vs Shotzi vs Zelina Vega vs Natalya

Raquel had a black eye

Natalya qualifies for Elimination Chamber

Roman apologies to Solo & Jimmy

Wrestlemania 39 graphics

Roman Reigns boo'd by the crowd

Roman Reigns discusses Sami Zayn

Sami attacks Roman Reigns

Sami demands a title match

Jimmy Uso & Solo Sikoa attack Sami Zayn

Roman Reigns accepts Sami's challenge