Some would argue this is even better than winning an NBA title: “A source tells us that the ‘Umbrella’ warbler attended the game at the behest of Magic forward Rashard Lewis, whom she’s currently crushing on. Says a pal of the singer, ‘Rihanna is trying to get to know Rashard. She’s digging on him, and she hopes the feeling is mutual.’ Although reports claim that Rihanna was at the game to see her rumored lover − Lakers center Andrew Bynum − our insider denies th...