Overview: This week’s video highlights features “Dad Fails” segments and includes one dad who got a toy train stuck in his hair, people reacting in funny ways while wearing virtual reality goggles, a man proposing to his girlfriend on the side of the road being heckled by passing cars, a babysitter who finds herself being chased by a milk-spitting toddler, and a little girl who is overcome with love for her sister while singing “Happy Birthday” to her.