Alyson Hannigan is pregnant with her second child.
The 37-year-old actress and husband Alexis Denisof are said to be delighted to be expecting a new addition to their family, which will be a brother or sister to two-year-old daughter Satyana.
Alyson Hannigan is the new ambassador for Head & Shoulders.
The 'How I Met Your Mother' actress will appear in advertising campaigns for the haircare brand, targeting female customers to promote a healthy scalp and hair.