The event, the largest festival in the city's summer calendar, was launched in the Botanic Gardens with an array of the events musical talent on show.
Now in its 17th year, the festival is supported by Glasgow City Council and Creative Scotland.
Running from today until Sunday June 24, this year will see 400 events across 80 venues, including theatre, music and comedy, bring a much-needed boost to the city's economy.
Highlights this year include; Idlewild frontman Roddy Woomble at the Oran Mor on Monday June 4; a musical adaptation of the Count of Monte Christo, at Partick Library on Thursday June 21, and a special celebration at Kelvingrove Art Gallery and Museum when the Olympic Torch Relay arrives in Glasgow next Friday.
Festival chairwoman Elizabeth Scobie said: "We have a programme of some of the best musical and theatrical talent, coming together to take part in what is set to be a dynamic and cultural event.
"There is something for everyone. All we need now is for the sun to come out again!"
For full details of events, visit www.westendfestival.co.uk
Botanic Gardens kick-off for city's summer of fun