January Jones is stylish in black and gold patterned halter dress as she hosts fundraiser in LA

January Jones is stylish in black and gold patterned halter dress as she hosts fundraiser in LA

She starred as Betty Draper on the acclaimed TV series Mad Men.

And on Tuesday, January Jones, 42, gave back as she hosted an evening of shopping to benefit the Children’s Hospital Los Angeles Fifth Annual Make March Matter Fundraising Campaign.

The actress was spotted leaving the venue looking fabulous in a halter dress and over-the-knee boots. 

For a cause: January Jones, 42, was spotted heading home after hosting an event Tuesday to benefit the Children's Hospital Los Angeles Make March Matter Fundraising Campaign

For a cause: January Jones, 42, was spotted heading home after hosting an event Tuesday to benefit the Children’s Hospital Los Angeles Make March Matter Fundraising Campaign

Her chosen outfit was a boldly patterned black and gold number with a slit skirt  that revealed her legs as she walked.

The dress also featured black tassels and she carried a black coat over one arm.

Jones rocked a chin-length blonde bob blown out for volume.

On trend: The actress looked fabulous in a black and gold patterned halter dress and over-the-knee boots

On trend: The actress looked fabulous in a black and gold patterned halter dress and over-the-knee boots

Her chosen outfit had a slit skirt that revealed her legs as she walked

The dress also featured black tassels and the Mad Men star carried a black coat over one arm

Looking good: Her chosen outfit had a slit skirt that revealed her legs as she walked. The dress also featured black tassels and the Mad Men star carried a black coat over one arm

Jones hosted the three-hour fundraising event at the Jonathan Simkhai clothing store in West Hollywood.

It’s part of a month-long series of endeavors raising money for CHLA, a nonprofit pediatric academic medical center dedicated to offering more than 350 specialty programs and services to help the health of children.

The South Dakota-born star, who’s starred in the films Love Actually, The Boat That Rocked, Unknown and X-Men: First Class, is a single mother to son Xander, eight.

She currently stars in the Netflix drama series Spinning Out.  

Jones, who's starred in the films Love Actually, The Boat That Rocked and X-Men: First Class, is a single mother to son Xander, eight. She currently stars in the Netflix series Spinning Out

Jones, who’s starred in the films Love Actually, The Boat That Rocked and X-Men: First Class, is a single mother to son Xander, eight. She currently stars in the Netflix series Spinning Out