Here are some of my favorites in Vancouver!
Donnelly Group - Many locations offer 1lb of wings & an old milwaukee for $6 M-F 4-6pm. Locations include Cinema, The Calling, The Lamplighter, & Bimini
Relish Gastropub - offers $1 Oysters from 3-6pm every day including weekends. They also have $3 beers all day long, every day of the week.
The Sandbar & Cardero's - Mussell Mania M-F from 3-6pm. $12 for a lb of mussels, pint of Granville Island beer, fresh bread and fries.
The Ascot - Enjoy 2 for 1 tapas from 4-7pm every M-Thurs. Options include cider marinated prawn skewers, chicken vindaloo wands, crab artichoke & watercress dip
Glowbal Group offers 50% off all appetizers, and a selection of $5 drinks at all locations M-F from 3-6pm. Appetizers at Black & Blue location include - Tuna Screamer, with ahi tuna, serrano chili, daikon, tobiko, ponzu & the Stuffed Mushroom with portobello, dungeness crab & bearnaise
Pink Elephant Thai offers Happy Hour with food dishes priced $4-$8, and $4 drinks everyday from 4-7pm. Dishes include chicken lettuce wraps at $7.