🎵 Luyện Nghe Bài Hát: Ben 10 (Theme Song) - Unknown

 It started when an alien device  what it did
 And stuck itself upon his wrist with  that it hid
 Now he's got  powers, he's no ordinary kid
 He's Ben 
 
 So if you see him you might be in  a big surprise,
 He'll turn into an alien before your very 
 He's slimy,  fast and strong, he's every shape and size
  Ben 10
 
 Armed with  he's on the case
 Fighting off evil from Earth or 
 He'll never stop till he makes them 
 'Cause he's the baddest kid to ever save  day
 Ben 10