Tobey Maguire channeled his youthful side to celebrate his birthday this year, throwing a classic pool party with A-list palslike Leonardo DiCaprio and Kevin Connelly.The actor celebrated his 47th trip around the sun on Sunday andspared no expense for the bash, which was a catered affair with tacos and plenty of cocktails.Maguire's summer shindig began during the day but revelers were still enjoying themselves well into the evening hours. Birthday boy:Tobey Maguire channeled his youthful side to celebrate his birthday this year, throwing a classic pool party with A-list pals like Leonardo DiCaprio and Kevin ConnellyThe Spider Man star played the consummate host for the day as he was spotted outside greeting guests as they arrived.Tobey was dressed down in a plain charcoal grey T-shirt with a few days worth of scruff grown in on his face.