Weekly Global Wrap: Subway's sandwiches for life giveaway; Chik-fil-A's 75-car drive-thru; McDonald's to test spin-off brand

Here is a summary of the most interesting QSR news stories of the week globally.

Chick-fil-A to trial massive 75-car drive-thru. More from USA Today.

Subway offers free sandwiches for life to customers who change their legal name to Subway. More from CNN.

McDonald's to test new spin-off brand CosMc. More from ABC News.

Wild Wing Cafe files for bankruptcy. More from Yahoo.