The screenshots show without a header, but it’s the same as with.
Plugins I have, if they make a difference (because I have found, a few times, it does, but I’m assuming not since it works in the single):
Akismet
Amazon Link
Amazon Product In a Post Plugin
Broken Link Checker
CommentLuv
Daily Stat
Editorial Assistant by Zemanta
ELI's Related Posts Footer Links and Widget
Exploit Scanner
Flickr Badges Widget
Google Analytics
Google Analytics Dashboard for WP
Jetpack by WordPress.com
NoFollow Free
No Ping Wait
Official StatCounter Plugin
Pinterest Badge
Social Media Widget
Stop Media Comment Spamming
WordPress Beta Tester
WP Post Signature