Need a creative birthday prank? Consider giving your loved one a singing birthday card that will never stop playing until the battery dies or it is destroyed.

As the birthday song concluded in the latest viral clip, a voice was heard saying: "Aw, nice singing." A person sitting next to Turbo said "good job" as the dog was given a treat.

Know anybody who would prefer their "Happy Birthday" in kitten? How about in puppy dog? Or pirate? American Greetings Corp. just launched a line of singing envelopes -- yes, envelopes -- that ...