1. 

   7 years ago

   Gift-Opening Sent Baby Into Contagious Fit Of Giggles

   cass2707
2. 

   6 years ago

   Happy baby's laughter is extremely contagious

   dewipugz
3. 

   7 years ago

   Twin Babies Laughing Hysterically At Dog Performing Tricks

   Hhamon6707
4. 

   9 years ago

   Baby's uncontrollable laughter is extremely contagious!

   nauroman
5. 

   9 years ago

   Warning: This baby's laughter is contagious!

   skeed10
6. 

   9 years ago

   This baby's laughter is extremely contagious!

   BonaPT
7. 

   4 years ago

   These Identical Twins Have The Most Contagious Laughter Ever

   HulenTwins
8. 

   4 years ago

   Adorable 4-month-old baby's laughter is extremely contagious

   alexkarapalevski
9. 

   3 years ago

   Baby Delivers Extremely Contagious Laughter Over Blowing Bubbles

   Roblemley1
10. 

    9 years ago

    Toddler's contagious laugh results in heartwarming moment

    NeezerD
11. 

    8 years ago

    Baby's Hysterical Laughter Is Extremely Contagious

    TonyaLane
12. 

    6 years ago

    Baby Can't Stop Laughing At Dog's New Trick

    Ari&Jenny
13. 

    4 years ago

    This Baby's Contagious Laughter Is One Of A Kind

    Revids
14. 

    9 years ago

    Baby Girl Can't Stop Laughing As She Listens To Her Dads New Voice

    TylerMancuso
15. 

    3 years ago

    Baby's Unique Laughter Is Adorably Contagious

    naomilindseymeyer
16. 

    5 years ago

    Baby Showered In Bubbles Delivers Extremely Contagious Laughter

    Snare
17. 

    5 years ago

    Bouncing A Balloon On This Baby's Head Results In Extremely Contagious Laughter

    Snare
18. 

    5 years ago

    Hilarious Cockatoos Meet Each Other In Pet Store

    MaxtheMoluccan
19. 

    5 years ago

    Baby's contagious laughter will brighten your day

    Willie_B
20. 

    8 years ago

    Little girl's giggle fit is undeniably contagious

    Spitfire
21. 

    7 years ago

    Baby's hysterical giggles are extremely contagious!

    Geminied82
22. 

    6 years ago

    Adorable baby's laughter is extremely contagious

    Thorin
23. 

    6 years ago

    Baby has the most contagious laugh ever

    tinal1989
24. 

    5 years ago

    Baby girl's contagious laughter will brighten your day

    zoeannecom
25. 

    4 years ago

    Baby Hysterically Laughs At Totally Random Object

    elisefrith_