Bags to Pushback: What it takes to get an Airbus A319 Ready for Flight 

From the loading of luggage, safety checks, and the final pushback of the Airbus 319 there is a lot of activity going on beneath the plane every time you fly.
This video takes you through the entire process through eyes of ground crew chief.
1:17 Loading luggage into the “bin” of the Airbus A319
1:52 Inside the “bin” of the Airbus A319
10:00 Closing of “bins” and preparing Airbus A319 for departure
12:34 Disconnecting from ground power and air conditions in preparing for departure
14:08 Juice cart! The temperatures can be extreme on the ramp at Sky Harbor. The juice cart delivers much needed electrolytes to keep the crew hydrated.
15:10 Connection communication lines to A319
15:45 Final pre-flight checks
19:50 Jet bridge pullback, final pre-flight checks
20:55 Pushback of Airbus A319 from gate.
21:26 Communication between tug and pilot during pushback