People should not be surprised at the fake weights. Piano's whole life is fake... his physique, his house, his clothes, his cars, his watches, his tats, his personality, his Youtube vids, etc. It all stems from insecurity and a serious inferiority complex. A psychiatrist could base an entire doctoral thesis on this guy.
Some would argue Rich's antics are a well crafted, self-promotional marketing campaign. If it is, he must not plan on living very long.