If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
All the characters in this family will be doing some funny activities. Make the parents to kiss each other without getting hit by the other characters, as otherwise you will lose the life. Click on the character that you want to kiss. Fill the kiss loader within the time duration to move further levels. Also escape from the other characters when they do funny activities on them.