Young man wearing tee-shirt with megaphone graphic, smiling at camera, hands raised

Young man listening to MP3 player, dancing, smiling at camera

Senior man smiling at camera, portrait

Couple sitting at makeshift desk with laptop computer between them, smiling at each other

Young woman wearing headset, smiling at camera, portrait

Man in garden, smiling at camera, portrait

Professional man wearing headset, smiling, portrait

Doctor with arm around teenage girl's shoulder, smiling at each other

Woman with hands full of blueberries, smiling

Couple smiling at each other, woman looking back over her shoulder

Woman behind senior mother, hands on shoulders, both smiling at camera, portrait

Woman smelling African lily, smiling, looking away

Mother and young son smiling at camera, portrait

Teenage girl photographing self and grandmother with cell phone, both smiling

Couple smiling at camera together, woman sitting, man leaning over her shoulder

Mature man and boy holding toy plane together

Boy holding toy plane, mature man watching

Woman smiling, hand under chin, portrait

Man making on-line purchase with credit card, smiling at camera

Man sitting cross-legged outdoors, smiling at camera, high angle view

Two women looking at camera phone, smiling

Mother and son embracing tree, smiling at each other

Young woman smiling at camera, portrait

Blonde woman smiling at camera, portrait

Man wearing headset, smiling at camera, portrait

Couple listening to CD player together, sharing earphones, smiling

Boy using cell phone, looking up, smiling

Man dancing on dock, getting wet, arms out, high angle view

Two businessmen shaking hands, over the shoulder view

Man in garden, smiling at camera

Teen girl listening to MP3 player, smiling, looking down

Little boy at the beach, smiling at camera, portrait

Adult friends clinking champagne glasses, smiling

Young woman smiling at man in Santa hat, close-up

Professional man sitting on armchair, smiling at camera

Man in garden, smiling at camera

Man using cell phone, turning page in agenda, smiling

Boys at a party, smiling at camera, portrait

Brother and sister side by side, leaning on concrete wall, smiling at camera, portrait

Couple in kitchen, smiling at camera, man leaning over woman's shoulder

Man standing on dock, getting wet, arms out, high angle view

Man leaning over swimming pool, smiling at camera, close-up

Adult friends clinking champagne glasses, smiling at camera

Boy's head emerging from sand, smiling at camera

Mother holding baby, smiling at camera, portrait

Little girl eating popsicle, smiling at camera

Adult friends clinking champagne glasses, smiling

Mature man playing with toy cars, smiling, close-up