 
     fileprivate func calculateGuideHeight(_ cellItem: StreamCellItem, _ artistInvite: ArtistInvite) {
         guard let guide = cellItem.type.data as? ArtistInvite.Guide else {
-            assignHeight(nil)
+            skipCellItem()
             return
         }
         let text = guide.html

        case .artistInviteGuide:
            calculateGuideHeight(cellItem, artistInvite)
        default:
            assignHeight(nil)
        }
    }



    fileprivate func loadNext() {
        guard let job = job else { return }
        guard let cellItem = job.cellItems.first else {
            completion()
            return
        }

        guard let artistInvite = cellItem.jsonable as? ArtistInvite else {
            skipCellItem()
            return
        }

