Lily Collins attending a 'Living Proof' event.

Actress Lily Collins shared the heartwarming letter her husband, Charlie McDowell, gave her before she started filming Emily in Paris season three.

On her Instagram Story, the actress shared a picture of the handwritten note from her hubby, who wished her the best of luck on her first day of filming. It read: “Have a great first day, Emily. You show those high heels who’s boss! [Love] C.”

Lily Collins IG Story.

The Emily in Paris star was extremely touched by the note and wrote a special message to her husband on social media, which read, “From the first day until the last day, thank you for supporting and encouraging me @CharlieMcDowell. It’s almost time to hang up the heels again.”

She added, “Happy last day to our incredibly dedicated @EmilyinParis crew. Amazing family of a cast and my happy exhausted feet.”

The Love, Rosie actress proceeded to gush over her husband on Instagram. In a photo slideshow, she shared a bunch of photos that captured a few memorable moments between them.

Collins wrote in the caption, “Thank you for being my rock, my constant source of love and laughs, and my emotional support throughout our time here yet again. Our faces pretty much sum up this season. We certainly know how to work hard and play hard together. I love you beyond @charliemcdowell and I couldn’t have done it without you…”

McDowell responded to the heartfelt post, writing, “[red heart emoji] adore you.”

Love these two.

Lily Collins ties the knot with director Charlie McDowell in intimate  Colorado wedding | Tatler