For your considered consideration and via Marc Normandin of SBN's most excellent Lookit, we present the following captured tweet ...
(Wink of CBS eye: @calumshanlin)
Hmmm. Yes, that is verifiable enthusiasm for a Rangers victory dispatched from the Blue Jays' Twitter account. Know this, Blue Jays fans: A quisling lurks among you.
Or, as Normandin points out, it's that the same social media manager (or unpaid intern) runs both accounts -- and other accounts, probably -- and momentarily got the wires crossed. Personally, I find the tale of lacerating betrayal to be more interesting, so I'll say it's that.