From :

Could Batman show up on Supergirl or one of the other superhero shows on The CW? Never say never… On tonight’s episode of Supergirl, Batman got a shout-out for working with Supergirl’s cousin, Superman.

“My cousin worked with a vigilante once,” Supergirl said tonight. “Tons of gadgets, lots of demons. Vigilantes are nuts!”. Hear it for yourself in the video clip below:

Read the Full Story