Sonic Drive-In Half-Price Shakes After 8 PM, 2019, thru Monday, September 2, 2019

Sonic Drive-In Half-Price Shakes After 8 p.m.

Daily through Monday, September 2nd, after 8 p.m., participating Sonic Drive-In is offering Half-Price Shakes during Sonic Nights.

https://www.businesswire.com/news/home/20190328005193/en/SONIC-Nights-SM-All-New-Ice-Cream-Cookie