Possible Clues:

• Actor Kutcher
• Demi's beau
• Kutcher of 'That '70s Show'
• Mila's 'That 70's Show' costar
• Kutcher of 'Two and a Half Men'
• TV's Kutcher
• Kutcher of 'The Ranch'
• Kutcher of "That '70s Show"
• Underline sound made by dancer
• He played Steve in 'Jobs'