Celtic are top of Europa League Group E after beating CFR Cluj 2-0 at Parkhead on Thursday evening. Odsonne Edouard and Mohamed Elyounoussi scored the goals for Neil Lennon's men, who now face a double header against Lazio.
Rangers went down 2-1 to Young Boys of Bern in Switzerland despite going ahead through Alfredo Morelos - all four teams in Group G have three points.
Steven Gerrard's men take on Porto in matchday three and matchday four.