 
     if let attachments = post.attachments {
       attachmentGridNode = AttachmentGridNode(attachments: attachments, width: contentWidth)
+      attachmentGridNode?.backgroundColor = UIColor.redColor()
+      addSubnode(attachmentGridNode)
     }
 
     if let text = post.text {

    }

    if let attachmentGridNode = attachmentGridNode {
      height += attachmentGridNode.height
    }

    if let textNode = textNode {

    if let attachmentGridNode = attachmentGridNode {
      attachmentGridNode.frame = CGRect(
        x: Config.Wall.padding,
        y: y + Config.Wall.padding,
        width: attachmentGridNode.width,
        height: attachmentGridNode.height)

      y += attachmentGridNode.height + Config.Wall.padding * 2
    }

    if let textNode = textNode {
