This week on Gamerhead Radio, an innocent discussion about our holiday gaming wish lists gets overshadowed by Charlie learning about a very unfortunate habit that some gamers have.PLUS: One developer gets purchased, two studios close, and three people probably consider buying a very silly Master Chief helmet for charity. All this and more in this week's episode of Gamerhead Radio!This week's stories:Activision acquires Candy Crush company King for $5.9bAvalanche Studios Lays Off Staff in New York and StockholmKonami confirms closure of Kojima Productions Los Angeles studioBlinged-out, 11-pound Master Chief helmet fetches $34,000 on eBayThe Falco amiibo is exclusive to Blockbuster in Mexico