Heather Locklear, 59, glows as she sends an optimistic message to Britney Spears while at LAX

Britney Spears says she only went out TWICE during four-year long residency in Las Vegas

Britney Spears' dad claims 'if public knew extent of her mental health issues he would be praised'

Jamie Spears says Britney's 'addiction and mental health' struggles are more serious than they seem