Supersize that Slurpee for Bring Your Own Cup Days...

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Supersize that Slurpee!

For the second time this year, 7-Eleven will offer the popular Bring Your Own Cup Day on Friday and Saturday, Aug. 19-20.

From 11 a.m. to 7 p.m., filer ‘er up with anything that will pass for a cup in your choice of frozen flavor at participating stores for just $1.50.

No…