Source: Houston seen drinking a lot of two mornings last week

Pop superstar Whitney Houston was seen ordering and consume large amounts of alcohol at the Beverly Hilton two mornings last week, said a source briefed on its behavior and activity in the days before her death on Saturday.

The source told CNN Don Lemon that Houston ordered drinks for 10 hours last Wednesday and Thursday of the bars in the lobby and pool.

People on both days Houston heard loudly complaining about her drinks, bartenders accused of "watering down" or "too much ice" in them, the source said Wednesday.

Houston's funeral will be broadcast Saturday

The source said that the other guests expressed concern about Houston's unpredictable behavior. Her disheveled appearance, including non-appropriate clothing, she suggested that she was drunk, the source said. The source said that Houston was seen jumping into and out of the pool and doing somersaults in the pool.

The source added that Houston was the only part of the time, but was also seen by the pool drinking with her entourage and a male companion on both days.

Saturday, the day she died, Houston was seen drinking at the pool in the morning, but the source said witnesses stated that her erratic behavior is not displayed.

A singer in an impromptu duet with Houston participated in a celebration Thursday night said Houston was not erratic behavior, but had champagne.

"I was not someone who was high to see," Kelly Price told CNN's "Start" on Monday. During the celebration. Houston unexpectedly on stage and sang a raucous version of "Jesus Loves Me" with the price

Authorities seek source of prescription drugs found in Houston's hotel room, where she died to be determined, officials said Wednesday.

The Los Angeles County Coroner's office has subpoena his medical records and prescriptions Houston, Ed Winter, assistant chief coroner, said Wednesday. Researchers are also pharmacies, where prescriptions were filled contact, he said.

Houston, 48, was found dead in the bathtub in her suite at the Beverly Hilton on Saturday, hours before she was a pre-Grammy Bash in Beverly Hills, California hotel to attend.

Houston's death certificate, filed Wednesday listed her death as "deferred," meaning that it was postponed pending further information. Speculation has grown, while the authorities await results of toxicology tests could take weeks.