Ruby's Diner half-off shakes Monday–Thursday 2–5 p.m.

Price: 1/2 off regular-size shakes. When: Mondays–Thursdays 2–5 p.m. Where: Ruby's Diner participating locations.

Ruby's Diner · Offer

Shake happy hours: 1/2 off shakes Monday–Thursday, 2pm–5pm. Applies to regular size shakes only, in-store at participating locations.