Kanye West can't stop smiling on stroll with Kim hours after explaining why he doesn't smile

Kanye West took to Twitter last night to explain why he hardly smiles. Now the rapper couldn't stop smiling as he took a stroll in West Hollywood with his wife Kim K, who stepped out in a skin-tight Lanvin skirt and a see-through top without a bra. That will make any man smile. Kim's top is more scandalous than it looks. Continue to see up-close photos...