Another clip captured the robot singing "Happy Birthday" in a robotic voice, demonstrating its capacity for basic verbal interaction. "The Optimus will walk among you. You'll be able to walk right ...

Starting at Happy Joe’s Bettendorf location, the company has been testing a robot built by Bear Robotics to bus tables, deliver orders and even sing “Happy Birthday” to guests celebrating their big ...

Robot" event, highlighting its abilities to serve drinks, sing 'Happy Birthday,' and perform household tasks. Musk envisions widespread adoption with a price between $20,000 to $30,000.